87399885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4153}}^1$

素因数の和:4245

約数の個数: 32

約数和(自身を含む): 148347648

約数和(自身を除く): 60947763

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 183, 305, 345, 915, 1403, 4153, 4209, 7015, 12459, 20765, 21045, 62295, 95519, 253333, 286557, 477595, 759999, 1266665, 1432785, 3799995, 5826659, 17479977, 29133295, 87399885]

約数ペア:

[(1, 87399885), (3, 29133295), (5, 17479977), (15, 5826659), (23, 3799995), (61, 1432785), (69, 1266665), (115, 759999), (183, 477595), (305, 286557), (345, 253333), (915, 95519), (1403, 62295), (4153, 21045), (4209, 20765), (7015, 12459)]