495120381

素因数分解:

$3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1\times {\mathrm{571}}^1$

素因数の和:1001

約数の個数: 32

約数和(自身を含む): 763496448

約数和(自身を除く): 268376067

約数列:

[1, 3, 7, 21, 157, 263, 471, 571, 789, 1099, 1713, 1841, 3297, 3997, 5523, 11991, 41291, 89647, 123873, 150173, 268941, 289037, 450519, 627529, 867111, 1051211, 1882587, 3153633, 23577161, 70731483, 165040127, 495120381]

約数ペア:

[(1, 495120381), (3, 165040127), (7, 70731483), (21, 23577161), (157, 3153633), (263, 1882587), (471, 1051211), (571, 867111), (789, 627529), (1099, 450519), (1713, 289037), (1841, 268941), (3297, 150173), (3997, 123873), (5523, 89647), (11991, 41291)]