645674712

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{401539}}^1$

素因数の和:401615

約数の個数: 32

約数和(自身を含む): 1638283200

約数和(自身を除く): 992608488

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 401539, 803078, 1204617, 1606156, 2409234, 3212312, 4818468, 9636936, 26903113, 53806226, 80709339, 107612452, 161418678, 215224904, 322837356, 645674712]

約数ペア:

[(1, 645674712), (2, 322837356), (3, 215224904), (4, 161418678), (6, 107612452), (8, 80709339), (12, 53806226), (24, 26903113), (67, 9636936), (134, 4818468), (201, 3212312), (268, 2409234), (402, 1606156), (536, 1204617), (804, 803078), (1608, 401539)]