31289895

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 69468672

約数和(自身を除く): 38178777

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 81, 91, 105, 117, 135, 189, 195, 243, 273, 283, 315, 351, 405, 455, 567, 585, 819, 849, 945, 1053, 1215, 1365, 1415, 1701, 1755, 1981, 2457, 2547, 2835, 3159, 3679, 4095, 4245, 5265, 5943, 7371, 7641, 8505, 9905, 11037, 12285, 12735, 15795, 17829, 18395, 22113, 22923, 25753, 29715, 33111, 36855, 38205, 53487, 55185, 68769, 77259, 89145, 99333, 110565, 114615, 128765, 160461, 165555, 231777, 267435, 297999, 343845, 386295, 481383, 496665, 695331, 802305, 893997, 1158885, 1489995, 2085993, 2406915, 3476655, 4469985, 6257979, 10429965, 31289895]

約数ペア:

[(1, 31289895), (3, 10429965), (5, 6257979), (7, 4469985), (9, 3476655), (13, 2406915), (15, 2085993), (21, 1489995), (27, 1158885), (35, 893997), (39, 802305), (45, 695331), (63, 496665), (65, 481383), (81, 386295), (91, 343845), (105, 297999), (117, 267435), (135, 231777), (189, 165555), (195, 160461), (243, 128765), (273, 114615), (283, 110565), (315, 99333), (351, 89145), (405, 77259), (455, 68769), (567, 55185), (585, 53487), (819, 38205), (849, 36855), (945, 33111), (1053, 29715), (1215, 25753), (1365, 22923), (1415, 22113), (1701, 18395), (1755, 17829), (1981, 15795), (2457, 12735), (2547, 12285), (2835, 11037), (3159, 9905), (3679, 8505), (4095, 7641), (4245, 7371), (5265, 5943)]