996982155

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1031}}^1$

素因数の和:1106

約数の個数: 128

約数和(自身を含む): 2080512000

約数和(自身を除く): 1083529845

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 29, 39, 45, 57, 65, 87, 95, 117, 135, 145, 171, 195, 247, 261, 285, 351, 377, 435, 513, 551, 585, 741, 783, 855, 1031, 1131, 1235, 1305, 1653, 1755, 1885, 2223, 2565, 2755, 3093, 3393, 3705, 3915, 4959, 5155, 5655, 6669, 7163, 8265, 9279, 10179, 11115, 13403, 14877, 15465, 16965, 19589, 21489, 24795, 27837, 29899, 33345, 35815, 40209, 46395, 50895, 58767, 64467, 67015, 74385, 89697, 97945, 107445, 120627, 139185, 149495, 176301, 193401, 201045, 254657, 269091, 293835, 322335, 361881, 388687, 448485, 528903, 568081, 603135, 763971, 807273, 881505, 967005, 1166061, 1273285, 1345455, 1704243, 1809405, 1943435, 2291913, 2644515, 2840405, 3498183, 3819855, 4036365, 5112729, 5830305, 6875739, 7385053, 8521215, 10494549, 11459565, 15338187, 17490915, 22155159, 25563645, 34378695, 36925265, 52472745, 66465477, 76690935, 110775795, 199396431, 332327385, 996982155]

約数ペア:

[(1, 996982155), (3, 332327385), (5, 199396431), (9, 110775795), (13, 76690935), (15, 66465477), (19, 52472745), (27, 36925265), (29, 34378695), (39, 25563645), (45, 22155159), (57, 17490915), (65, 15338187), (87, 11459565), (95, 10494549), (117, 8521215), (135, 7385053), (145, 6875739), (171, 5830305), (195, 5112729), (247, 4036365), (261, 3819855), (285, 3498183), (351, 2840405), (377, 2644515), (435, 2291913), (513, 1943435), (551, 1809405), (585, 1704243), (741, 1345455), (783, 1273285), (855, 1166061), (1031, 967005), (1131, 881505), (1235, 807273), (1305, 763971), (1653, 603135), (1755, 568081), (1885, 528903), (2223, 448485), (2565, 388687), (2755, 361881), (3093, 322335), (3393, 293835), (3705, 269091), (3915, 254657), (4959, 201045), (5155, 193401), (5655, 176301), (6669, 149495), (7163, 139185), (8265, 120627), (9279, 107445), (10179, 97945), (11115, 89697), (13403, 74385), (14877, 67015), (15465, 64467), (16965, 58767), (19589, 50895), (21489, 46395), (24795, 40209), (27837, 35815), (29899, 33345)]