405608424

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1300027}}^1$

素因数の和:1300049

約数の個数: 32

約数和(自身を含む): 1092023520

約数和(自身を除く): 686415096

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1300027, 2600054, 3900081, 5200108, 7800162, 10400216, 15600324, 16900351, 31200648, 33800702, 50701053, 67601404, 101402106, 135202808, 202804212, 405608424]

約数ペア:

[(1, 405608424), (2, 202804212), (3, 135202808), (4, 101402106), (6, 67601404), (8, 50701053), (12, 33800702), (13, 31200648), (24, 16900351), (26, 15600324), (39, 10400216), (52, 7800162), (78, 5200108), (104, 3900081), (156, 2600054), (312, 1300027)]