818441325

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3833}}^1$

素因数の和:3935

約数の個数: 72

約数和(自身を含む): 1600725672

約数和(自身を除く): 782284347

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 73, 75, 117, 195, 219, 225, 325, 365, 585, 657, 949, 975, 1095, 1825, 2847, 2925, 3285, 3833, 4745, 5475, 8541, 11499, 14235, 16425, 19165, 23725, 34497, 42705, 49829, 57495, 71175, 95825, 149487, 172485, 213525, 249145, 279809, 287475, 448461, 747435, 839427, 862425, 1245725, 1399045, 2242305, 2518281, 3637517, 3737175, 4197135, 6995225, 10912551, 11211525, 12591405, 18187585, 20985675, 32737653, 54562755, 62957025, 90937925, 163688265, 272813775, 818441325]

約数ペア:

[(1, 818441325), (3, 272813775), (5, 163688265), (9, 90937925), (13, 62957025), (15, 54562755), (25, 32737653), (39, 20985675), (45, 18187585), (65, 12591405), (73, 11211525), (75, 10912551), (117, 6995225), (195, 4197135), (219, 3737175), (225, 3637517), (325, 2518281), (365, 2242305), (585, 1399045), (657, 1245725), (949, 862425), (975, 839427), (1095, 747435), (1825, 448461), (2847, 287475), (2925, 279809), (3285, 249145), (3833, 213525), (4745, 172485), (5475, 149487), (8541, 95825), (11499, 71175), (14235, 57495), (16425, 49829), (19165, 42705), (23725, 34497)]