245736405

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2963}}^1$

素因数の和:3090

約数の個数: 48

約数和(自身を含む): 453136320

約数和(自身を除く): 207399915

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 97, 171, 285, 291, 485, 855, 873, 1455, 1843, 2963, 4365, 5529, 8889, 9215, 14815, 16587, 26667, 27645, 44445, 56297, 82935, 133335, 168891, 281485, 287411, 506673, 844455, 862233, 1437055, 2533365, 2586699, 4311165, 5460809, 12933495, 16382427, 27304045, 49147281, 81912135, 245736405]

約数ペア:

[(1, 245736405), (3, 81912135), (5, 49147281), (9, 27304045), (15, 16382427), (19, 12933495), (45, 5460809), (57, 4311165), (95, 2586699), (97, 2533365), (171, 1437055), (285, 862233), (291, 844455), (485, 506673), (855, 287411), (873, 281485), (1455, 168891), (1843, 133335), (2963, 82935), (4365, 56297), (5529, 44445), (8889, 27645), (9215, 26667), (14815, 16587)]