217715946

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2503}}^1$

素因数の和:2643

約数の個数: 64

約数和(自身を含む): 528844800

約数和(自身を除く): 311128854

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 109, 114, 133, 218, 266, 327, 399, 654, 763, 798, 1526, 2071, 2289, 2503, 4142, 4578, 5006, 6213, 7509, 12426, 14497, 15018, 17521, 28994, 35042, 43491, 47557, 52563, 86982, 95114, 105126, 142671, 272827, 285342, 332899, 545654, 665798, 818481, 998697, 1636962, 1909789, 1997394, 3819578, 5183713, 5729367, 10367426, 11458734, 15551139, 31102278, 36285991, 72571982, 108857973, 217715946]

約数ペア:

[(1, 217715946), (2, 108857973), (3, 72571982), (6, 36285991), (7, 31102278), (14, 15551139), (19, 11458734), (21, 10367426), (38, 5729367), (42, 5183713), (57, 3819578), (109, 1997394), (114, 1909789), (133, 1636962), (218, 998697), (266, 818481), (327, 665798), (399, 545654), (654, 332899), (763, 285342), (798, 272827), (1526, 142671), (2071, 105126), (2289, 95114), (2503, 86982), (4142, 52563), (4578, 47557), (5006, 43491), (6213, 35042), (7509, 28994), (12426, 17521), (14497, 15018)]