649343136

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{520307}}^1$

素因数の和:520333

約数の個数: 48

約数和(自身を含む): 1835646624

約数和(自身を除く): 1186303488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 520307, 1040614, 1560921, 2081228, 3121842, 4162456, 6243684, 6763991, 8324912, 12487368, 13527982, 16649824, 20291973, 24974736, 27055964, 40583946, 49949472, 54111928, 81167892, 108223856, 162335784, 216447712, 324671568, 649343136]

約数ペア:

[(1, 649343136), (2, 324671568), (3, 216447712), (4, 162335784), (6, 108223856), (8, 81167892), (12, 54111928), (13, 49949472), (16, 40583946), (24, 27055964), (26, 24974736), (32, 20291973), (39, 16649824), (48, 13527982), (52, 12487368), (78, 8324912), (96, 6763991), (104, 6243684), (156, 4162456), (208, 3121842), (312, 2081228), (416, 1560921), (624, 1040614), (1248, 520307)]