8107965

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 15840000

約数和(自身を除く): 7732035

約数列:

[1, 3, 5, 9, 15, 19, 27, 29, 45, 57, 87, 95, 109, 135, 145, 171, 261, 285, 327, 435, 513, 545, 551, 783, 855, 981, 1305, 1635, 1653, 2071, 2565, 2755, 2943, 3161, 3915, 4905, 4959, 6213, 8265, 9483, 10355, 14715, 14877, 15805, 18639, 24795, 28449, 31065, 47415, 55917, 60059, 74385, 85347, 93195, 142245, 180177, 279585, 300295, 426735, 540531, 900885, 1621593, 2702655, 8107965]

約数ペア:

[(1, 8107965), (3, 2702655), (5, 1621593), (9, 900885), (15, 540531), (19, 426735), (27, 300295), (29, 279585), (45, 180177), (57, 142245), (87, 93195), (95, 85347), (109, 74385), (135, 60059), (145, 55917), (171, 47415), (261, 31065), (285, 28449), (327, 24795), (435, 18639), (513, 15805), (545, 14877), (551, 14715), (783, 10355), (855, 9483), (981, 8265), (1305, 6213), (1635, 4959), (1653, 4905), (2071, 3915), (2565, 3161), (2755, 2943)]