17979661653

素因数分解:

$3^1\times {\mathrm{41}}^2\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{419}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 25194946560

約数和(自身を除く): 7215284907

約数列:

[1, 3, 41, 67, 123, 127, 201, 381, 419, 1257, 1681, 2747, 5043, 5207, 8241, 8509, 15621, 17179, 25527, 28073, 51537, 53213, 84219, 112627, 159639, 213487, 337881, 348869, 640461, 704339, 1046607, 1150993, 2113017, 2181733, 3452979, 3565271, 6545199, 10695813, 14303629, 42910887, 47190713, 89451053, 141572139, 146176111, 268353159, 438528333, 5993220551, 17979661653]

約数ペア:

[(1, 17979661653), (3, 5993220551), (41, 438528333), (67, 268353159), (123, 146176111), (127, 141572139), (201, 89451053), (381, 47190713), (419, 42910887), (1257, 14303629), (1681, 10695813), (2747, 6545199), (5043, 3565271), (5207, 3452979), (8241, 2181733), (8509, 2113017), (15621, 1150993), (17179, 1046607), (25527, 704339), (28073, 640461), (51537, 348869), (53213, 337881), (84219, 213487), (112627, 159639)]