407889188

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{12569}}^1$

素因数の和:12660

約数の個数: 48

約数和(自身を含む): 872860800

約数和(自身を除く): 464971612

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 61, 76, 122, 133, 244, 266, 427, 532, 854, 1159, 1708, 2318, 4636, 8113, 12569, 16226, 25138, 32452, 50276, 87983, 175966, 238811, 351932, 477622, 766709, 955244, 1533418, 1671677, 3066836, 3343354, 5366963, 6686708, 10733926, 14567471, 21467852, 29134942, 58269884, 101972297, 203944594, 407889188]

約数ペア:

[(1, 407889188), (2, 203944594), (4, 101972297), (7, 58269884), (14, 29134942), (19, 21467852), (28, 14567471), (38, 10733926), (61, 6686708), (76, 5366963), (122, 3343354), (133, 3066836), (244, 1671677), (266, 1533418), (427, 955244), (532, 766709), (854, 477622), (1159, 351932), (1708, 238811), (2318, 175966), (4636, 87983), (8113, 50276), (12569, 32452), (16226, 25138)]