90449970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{231923}}^1$

素因数の和:231946

約数の個数: 32

約数和(自身を含む): 233779392

約数和(自身を除く): 143329422

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 231923, 463846, 695769, 1159615, 1391538, 2319230, 3014999, 3478845, 6029998, 6957690, 9044997, 15074995, 18089994, 30149990, 45224985, 90449970]

約数ペア:

[(1, 90449970), (2, 45224985), (3, 30149990), (5, 18089994), (6, 15074995), (10, 9044997), (13, 6957690), (15, 6029998), (26, 3478845), (30, 3014999), (39, 2319230), (65, 1391538), (78, 1159615), (130, 695769), (195, 463846), (390, 231923)]