71347185

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 164324160

約数和(自身を除く): 92976975

約数列:

[1, 3, 5, 7, 9, 13, 15, 19, 21, 35, 39, 45, 49, 57, 63, 65, 91, 95, 105, 117, 131, 133, 147, 171, 195, 245, 247, 273, 285, 315, 393, 399, 441, 455, 585, 637, 655, 665, 735, 741, 819, 855, 917, 931, 1179, 1197, 1235, 1365, 1703, 1729, 1911, 1965, 1995, 2205, 2223, 2489, 2751, 2793, 3185, 3705, 4095, 4585, 4655, 5109, 5187, 5733, 5895, 5985, 6419, 7467, 8253, 8379, 8515, 8645, 9555, 11115, 11921, 12103, 12445, 13755, 13965, 15327, 15561, 17423, 19257, 22401, 25545, 25935, 28665, 32095, 32357, 35763, 36309, 37335, 41265, 41895, 52269, 57771, 59605, 60515, 76635, 77805, 83447, 87115, 96285, 97071, 107289, 108927, 112005, 121961, 156807, 161785, 178815, 181545, 226499, 250341, 261345, 288855, 291213, 365883, 417235, 485355, 536445, 544635, 609805, 679497, 751023, 784035, 1097649, 1132495, 1251705, 1456065, 1585493, 1829415, 2038491, 3397485, 3755115, 4756479, 5488245, 7927465, 10192455, 14269437, 23782395, 71347185]

約数ペア:

[(1, 71347185), (3, 23782395), (5, 14269437), (7, 10192455), (9, 7927465), (13, 5488245), (15, 4756479), (19, 3755115), (21, 3397485), (35, 2038491), (39, 1829415), (45, 1585493), (49, 1456065), (57, 1251705), (63, 1132495), (65, 1097649), (91, 784035), (95, 751023), (105, 679497), (117, 609805), (131, 544635), (133, 536445), (147, 485355), (171, 417235), (195, 365883), (245, 291213), (247, 288855), (273, 261345), (285, 250341), (315, 226499), (393, 181545), (399, 178815), (441, 161785), (455, 156807), (585, 121961), (637, 112005), (655, 108927), (665, 107289), (735, 97071), (741, 96285), (819, 87115), (855, 83447), (917, 77805), (931, 76635), (1179, 60515), (1197, 59605), (1235, 57771), (1365, 52269), (1703, 41895), (1729, 41265), (1911, 37335), (1965, 36309), (1995, 35763), (2205, 32357), (2223, 32095), (2489, 28665), (2751, 25935), (2793, 25545), (3185, 22401), (3705, 19257), (4095, 17423), (4585, 15561), (4655, 15327), (5109, 13965), (5187, 13755), (5733, 12445), (5895, 12103), (5985, 11921), (6419, 11115), (7467, 9555), (8253, 8645), (8379, 8515)]