131984970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{338423}}^1$

素因数の和:338446

約数の個数: 32

約数和(自身を含む): 341131392

約数和(自身を除く): 209146422

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 338423, 676846, 1015269, 1692115, 2030538, 3384230, 4399499, 5076345, 8798998, 10152690, 13198497, 21997495, 26396994, 43994990, 65992485, 131984970]

約数ペア:

[(1, 131984970), (2, 65992485), (3, 43994990), (5, 26396994), (6, 21997495), (10, 13198497), (13, 10152690), (15, 8798998), (26, 5076345), (30, 4399499), (39, 3384230), (65, 2030538), (78, 1692115), (130, 1015269), (195, 676846), (390, 338423)]