31968585

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 66718080

約数和(自身を除く): 34749495

約数列:

[1, 3, 5, 9, 11, 15, 17, 29, 33, 45, 51, 55, 85, 87, 99, 131, 145, 153, 165, 187, 255, 261, 319, 393, 435, 493, 495, 561, 655, 765, 935, 957, 1179, 1305, 1441, 1479, 1595, 1683, 1965, 2227, 2465, 2805, 2871, 3799, 4323, 4437, 4785, 5423, 5895, 6681, 7205, 7395, 8415, 11135, 11397, 12969, 14355, 16269, 18995, 20043, 21615, 22185, 24497, 27115, 33405, 34191, 41789, 48807, 56985, 64583, 64845, 73491, 81345, 100215, 122485, 125367, 170955, 193749, 208945, 220473, 244035, 322915, 367455, 376101, 581247, 626835, 710413, 968745, 1102365, 1880505, 2131239, 2906235, 3552065, 6393717, 10656195, 31968585]

約数ペア:

[(1, 31968585), (3, 10656195), (5, 6393717), (9, 3552065), (11, 2906235), (15, 2131239), (17, 1880505), (29, 1102365), (33, 968745), (45, 710413), (51, 626835), (55, 581247), (85, 376101), (87, 367455), (99, 322915), (131, 244035), (145, 220473), (153, 208945), (165, 193749), (187, 170955), (255, 125367), (261, 122485), (319, 100215), (393, 81345), (435, 73491), (493, 64845), (495, 64583), (561, 56985), (655, 48807), (765, 41789), (935, 34191), (957, 33405), (1179, 27115), (1305, 24497), (1441, 22185), (1479, 21615), (1595, 20043), (1683, 18995), (1965, 16269), (2227, 14355), (2465, 12969), (2805, 11397), (2871, 11135), (3799, 8415), (4323, 7395), (4437, 7205), (4785, 6681), (5423, 5895)]