55237455

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 125483904

約数和(自身を除く): 70246449

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 41, 45, 47, 49, 63, 65, 91, 105, 117, 123, 141, 147, 195, 205, 235, 245, 273, 287, 315, 329, 369, 423, 441, 455, 533, 585, 611, 615, 637, 705, 735, 819, 861, 987, 1365, 1435, 1599, 1645, 1833, 1845, 1911, 1927, 2009, 2115, 2205, 2303, 2583, 2665, 2961, 3055, 3185, 3731, 4095, 4277, 4305, 4797, 4935, 5499, 5733, 5781, 6027, 6909, 7995, 9165, 9555, 9635, 10045, 11193, 11515, 12831, 12915, 13489, 14805, 17343, 18081, 18655, 20727, 21385, 23985, 25051, 26117, 27495, 28665, 28905, 29939, 30135, 33579, 34545, 38493, 40467, 55965, 64155, 67445, 75153, 78351, 86715, 89817, 90405, 94423, 103635, 121401, 125255, 130585, 149695, 167895, 175357, 192465, 202335, 225459, 235053, 269451, 283269, 375765, 391755, 449085, 472115, 526071, 607005, 849807, 876785, 1127295, 1175265, 1227499, 1347255, 1416345, 1578213, 2630355, 3682497, 4249035, 6137495, 7891065, 11047491, 18412485, 55237455]

約数ペア:

[(1, 55237455), (3, 18412485), (5, 11047491), (7, 7891065), (9, 6137495), (13, 4249035), (15, 3682497), (21, 2630355), (35, 1578213), (39, 1416345), (41, 1347255), (45, 1227499), (47, 1175265), (49, 1127295), (63, 876785), (65, 849807), (91, 607005), (105, 526071), (117, 472115), (123, 449085), (141, 391755), (147, 375765), (195, 283269), (205, 269451), (235, 235053), (245, 225459), (273, 202335), (287, 192465), (315, 175357), (329, 167895), (369, 149695), (423, 130585), (441, 125255), (455, 121401), (533, 103635), (585, 94423), (611, 90405), (615, 89817), (637, 86715), (705, 78351), (735, 75153), (819, 67445), (861, 64155), (987, 55965), (1365, 40467), (1435, 38493), (1599, 34545), (1645, 33579), (1833, 30135), (1845, 29939), (1911, 28905), (1927, 28665), (2009, 27495), (2115, 26117), (2205, 25051), (2303, 23985), (2583, 21385), (2665, 20727), (2961, 18655), (3055, 18081), (3185, 17343), (3731, 14805), (4095, 13489), (4277, 12915), (4305, 12831), (4797, 11515), (4935, 11193), (5499, 10045), (5733, 9635), (5781, 9555), (6027, 9165), (6909, 7995)]