2012377815

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{317}}^1\times {\mathrm{2879}}^1$

素因数の和:3221

約数の個数: 72

約数和(自身を含む): 4071824640

約数和(自身を除く): 2059446825

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 317, 441, 735, 951, 1585, 2205, 2219, 2853, 2879, 4755, 6657, 8637, 11095, 14265, 14395, 15533, 19971, 20153, 25911, 33285, 43185, 46599, 60459, 77665, 99855, 100765, 129555, 139797, 141071, 181377, 232995, 302295, 423213, 698985, 705355, 906885, 912643, 1269639, 2116065, 2737929, 4563215, 6348195, 6388501, 8213787, 13689645, 19165503, 31942505, 41068935, 44719507, 57496509, 95827515, 134158521, 223597535, 287482545, 402475563, 670792605, 2012377815]

約数ペア:

[(1, 2012377815), (3, 670792605), (5, 402475563), (7, 287482545), (9, 223597535), (15, 134158521), (21, 95827515), (35, 57496509), (45, 44719507), (49, 41068935), (63, 31942505), (105, 19165503), (147, 13689645), (245, 8213787), (315, 6388501), (317, 6348195), (441, 4563215), (735, 2737929), (951, 2116065), (1585, 1269639), (2205, 912643), (2219, 906885), (2853, 705355), (2879, 698985), (4755, 423213), (6657, 302295), (8637, 232995), (11095, 181377), (14265, 141071), (14395, 139797), (15533, 129555), (19971, 100765), (20153, 99855), (25911, 77665), (33285, 60459), (43185, 46599)]