7042455

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 14177280

約数和(自身を除く): 7134825

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 79, 105, 237, 283, 315, 395, 553, 711, 849, 1185, 1415, 1659, 1981, 2547, 2765, 3555, 4245, 4977, 5943, 8295, 9905, 12735, 17829, 22357, 24885, 29715, 67071, 89145, 111785, 156499, 201213, 335355, 469497, 782495, 1006065, 1408491, 2347485, 7042455]

約数ペア:

[(1, 7042455), (3, 2347485), (5, 1408491), (7, 1006065), (9, 782495), (15, 469497), (21, 335355), (35, 201213), (45, 156499), (63, 111785), (79, 89145), (105, 67071), (237, 29715), (283, 24885), (315, 22357), (395, 17829), (553, 12735), (711, 9905), (849, 8295), (1185, 5943), (1415, 4977), (1659, 4245), (1981, 3555), (2547, 2765)]