7647390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2741}}^1$

素因数の和:2785

約数の個数: 48

約数和(自身を含む): 20532096

約数和(自身を除く): 12884706

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2741, 2790, 5482, 8223, 13705, 16446, 24669, 27410, 41115, 49338, 82230, 84971, 123345, 169942, 246690, 254913, 424855, 509826, 764739, 849710, 1274565, 1529478, 2549130, 3823695, 7647390]

約数ペア:

[(1, 7647390), (2, 3823695), (3, 2549130), (5, 1529478), (6, 1274565), (9, 849710), (10, 764739), (15, 509826), (18, 424855), (30, 254913), (31, 246690), (45, 169942), (62, 123345), (90, 84971), (93, 82230), (155, 49338), (186, 41115), (279, 27410), (310, 24669), (465, 16446), (558, 13705), (930, 8223), (1395, 5482), (2741, 2790)]