331388715

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{19603}}^1$

素因数の和:19648

約数の個数: 48

約数和(自身を含む): 643638528

約数和(自身を除く): 312249813

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 69, 105, 115, 147, 161, 245, 345, 483, 735, 805, 1127, 2415, 3381, 5635, 16905, 19603, 58809, 98015, 137221, 294045, 411663, 450869, 686105, 960547, 1352607, 2058315, 2254345, 2881641, 3156083, 4802735, 6763035, 9468249, 14408205, 15780415, 22092581, 47341245, 66277743, 110462905, 331388715]

約数ペア:

[(1, 331388715), (3, 110462905), (5, 66277743), (7, 47341245), (15, 22092581), (21, 15780415), (23, 14408205), (35, 9468249), (49, 6763035), (69, 4802735), (105, 3156083), (115, 2881641), (147, 2254345), (161, 2058315), (245, 1352607), (345, 960547), (483, 686105), (735, 450869), (805, 411663), (1127, 294045), (2415, 137221), (3381, 98015), (5635, 58809), (16905, 19603)]