17942415

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 30260736

約数和(自身を除く): 12318321

約数列:

[1, 3, 5, 15, 23, 69, 115, 131, 345, 393, 397, 655, 1191, 1965, 1985, 3013, 5955, 9039, 9131, 15065, 27393, 45195, 45655, 52007, 136965, 156021, 260035, 780105, 1196161, 3588483, 5980805, 17942415]

約数ペア:

[(1, 17942415), (3, 5980805), (5, 3588483), (15, 1196161), (23, 780105), (69, 260035), (115, 156021), (131, 136965), (345, 52007), (393, 45655), (397, 45195), (655, 27393), (1191, 15065), (1965, 9131), (1985, 9039), (3013, 5955)]