399079268

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{7283}}^1$

素因数の和:7416

約数の個数: 48

約数和(自身を含む): 848440320

約数和(自身を除く): 449361052

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 103, 133, 206, 266, 412, 532, 721, 1442, 1957, 2884, 3914, 7283, 7828, 13699, 14566, 27398, 29132, 50981, 54796, 101962, 138377, 203924, 276754, 553508, 750149, 968639, 1500298, 1937278, 3000596, 3874556, 5251043, 10502086, 14252831, 21004172, 28505662, 57011324, 99769817, 199539634, 399079268]

約数ペア:

[(1, 399079268), (2, 199539634), (4, 99769817), (7, 57011324), (14, 28505662), (19, 21004172), (28, 14252831), (38, 10502086), (76, 5251043), (103, 3874556), (133, 3000596), (206, 1937278), (266, 1500298), (412, 968639), (532, 750149), (721, 553508), (1442, 276754), (1957, 203924), (2884, 138377), (3914, 101962), (7283, 54796), (7828, 50981), (13699, 29132), (14566, 27398)]