90417990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{231841}}^1$

素因数の和:231864

約数の個数: 32

約数和(自身を含む): 233696736

約数和(自身を除く): 143278746

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 231841, 463682, 695523, 1159205, 1391046, 2318410, 3013933, 3477615, 6027866, 6955230, 9041799, 15069665, 18083598, 30139330, 45208995, 90417990]

約数ペア:

[(1, 90417990), (2, 45208995), (3, 30139330), (5, 18083598), (6, 15069665), (10, 9041799), (13, 6955230), (15, 6027866), (26, 3477615), (30, 3013933), (39, 2318410), (65, 1391046), (78, 1159205), (130, 695523), (195, 463682), (390, 231841)]