121117775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 170346240

約数和(自身を除く): 49228465

約数列:

[1, 5, 17, 25, 29, 31, 85, 145, 155, 317, 425, 493, 527, 725, 775, 899, 1585, 2465, 2635, 4495, 5389, 7925, 9193, 9827, 12325, 13175, 15283, 22475, 26945, 45965, 49135, 76415, 134725, 156281, 167059, 229825, 245675, 284983, 382075, 781405, 835295, 1424915, 3907025, 4176475, 4844711, 7124575, 24223555, 121117775]

約数ペア:

[(1, 121117775), (5, 24223555), (17, 7124575), (25, 4844711), (29, 4176475), (31, 3907025), (85, 1424915), (145, 835295), (155, 781405), (317, 382075), (425, 284983), (493, 245675), (527, 229825), (725, 167059), (775, 156281), (899, 134725), (1585, 76415), (2465, 49135), (2635, 45965), (4495, 26945), (5389, 22475), (7925, 15283), (9193, 13175), (9827, 12325)]