661701068

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{11411}}^1$

素因数の和:11550

約数の個数: 48

約数和(自身を含む): 1405958400

約数和(自身を除く): 744257332

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 109, 133, 218, 266, 436, 532, 763, 1526, 2071, 3052, 4142, 8284, 11411, 14497, 22822, 28994, 45644, 57988, 79877, 159754, 216809, 319508, 433618, 867236, 1243799, 1517663, 2487598, 3035326, 4975196, 6070652, 8706593, 17413186, 23632181, 34826372, 47264362, 94528724, 165425267, 330850534, 661701068]

約数ペア:

[(1, 661701068), (2, 330850534), (4, 165425267), (7, 94528724), (14, 47264362), (19, 34826372), (28, 23632181), (38, 17413186), (76, 8706593), (109, 6070652), (133, 4975196), (218, 3035326), (266, 2487598), (436, 1517663), (532, 1243799), (763, 867236), (1526, 433618), (2071, 319508), (3052, 216809), (4142, 159754), (8284, 79877), (11411, 57988), (14497, 45644), (22822, 28994)]