217460425

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1567}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 337533952

約数和(自身を除く): 120073527

約数列:

[1, 5, 7, 13, 25, 35, 61, 65, 91, 175, 305, 325, 427, 455, 793, 1525, 1567, 2135, 2275, 3965, 5551, 7835, 10675, 10969, 19825, 20371, 27755, 39175, 54845, 95587, 101855, 138775, 142597, 274225, 477935, 509275, 669109, 712985, 1242631, 2389675, 3345545, 3564925, 6213155, 8698417, 16727725, 31065775, 43492085, 217460425]

約数ペア:

[(1, 217460425), (5, 43492085), (7, 31065775), (13, 16727725), (25, 8698417), (35, 6213155), (61, 3564925), (65, 3345545), (91, 2389675), (175, 1242631), (305, 712985), (325, 669109), (427, 509275), (455, 477935), (793, 274225), (1525, 142597), (1567, 138775), (2135, 101855), (2275, 95587), (3965, 54845), (5551, 39175), (7835, 27755), (10675, 20371), (10969, 19825)]