400156731

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1373}}^1$

素因数の和:1492

約数の個数: 48

約数和(自身を含む): 648176256

約数和(自身を除く): 248019525

約数列:

[1, 3, 9, 13, 39, 47, 53, 117, 141, 159, 423, 477, 611, 689, 1373, 1833, 2067, 2491, 4119, 5499, 6201, 7473, 12357, 17849, 22419, 32383, 53547, 64531, 72769, 97149, 160641, 193593, 218307, 291447, 580779, 654921, 838903, 945997, 2516709, 2837991, 3420143, 7550127, 8513973, 10260429, 30781287, 44461859, 133385577, 400156731]

約数ペア:

[(1, 400156731), (3, 133385577), (9, 44461859), (13, 30781287), (39, 10260429), (47, 8513973), (53, 7550127), (117, 3420143), (141, 2837991), (159, 2516709), (423, 945997), (477, 838903), (611, 654921), (689, 580779), (1373, 291447), (1833, 218307), (2067, 193593), (2491, 160641), (4119, 97149), (5499, 72769), (6201, 64531), (7473, 53547), (12357, 32383), (17849, 22419)]