403725028

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{6551}}^1$

素因数の和:6664

約数の個数: 48

約数和(自身を含む): 845365248

約数和(自身を除く): 441640220

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 71, 124, 142, 217, 284, 434, 497, 868, 994, 1988, 2201, 4402, 6551, 8804, 13102, 15407, 26204, 30814, 45857, 61628, 91714, 183428, 203081, 406162, 465121, 812324, 930242, 1421567, 1860484, 2843134, 3255847, 5686268, 6511694, 13023388, 14418751, 28837502, 57675004, 100931257, 201862514, 403725028]

約数ペア:

[(1, 403725028), (2, 201862514), (4, 100931257), (7, 57675004), (14, 28837502), (28, 14418751), (31, 13023388), (62, 6511694), (71, 5686268), (124, 3255847), (142, 2843134), (217, 1860484), (284, 1421567), (434, 930242), (497, 812324), (868, 465121), (994, 406162), (1988, 203081), (2201, 183428), (4402, 91714), (6551, 61628), (8804, 45857), (13102, 30814), (15407, 26204)]