490225944

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1571237}}^1$

素因数の和:1571259

約数の個数: 32

約数和(自身を含む): 1319839920

約数和(自身を除く): 829613976

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1571237, 3142474, 4713711, 6284948, 9427422, 12569896, 18854844, 20426081, 37709688, 40852162, 61278243, 81704324, 122556486, 163408648, 245112972, 490225944]

約数ペア:

[(1, 490225944), (2, 245112972), (3, 163408648), (4, 122556486), (6, 81704324), (8, 61278243), (12, 40852162), (13, 37709688), (24, 20426081), (26, 18854844), (39, 12569896), (52, 9427422), (78, 6284948), (104, 4713711), (156, 3142474), (312, 1571237)]