421626815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2347}}^1$

素因数の和:2463

約数の個数: 32

約数和(自身を含む): 559011840

約数和(自身を除く): 137385025

約数列:

[1, 5, 19, 31, 61, 95, 155, 305, 589, 1159, 1891, 2347, 2945, 5795, 9455, 11735, 35929, 44593, 72757, 143167, 179645, 222965, 363785, 715835, 1382383, 2720173, 4438177, 6911915, 13600865, 22190885, 84325363, 421626815]

約数ペア:

[(1, 421626815), (5, 84325363), (19, 22190885), (31, 13600865), (61, 6911915), (95, 4438177), (155, 2720173), (305, 1382383), (589, 715835), (1159, 363785), (1891, 222965), (2347, 179645), (2945, 143167), (5795, 72757), (9455, 44593), (11735, 35929)]