28685670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73553}}^1$

素因数の和:73576

約数の個数: 32

約数和(自身を含む): 74142432

約数和(自身を除く): 45456762

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 73553, 147106, 220659, 367765, 441318, 735530, 956189, 1103295, 1912378, 2206590, 2868567, 4780945, 5737134, 9561890, 14342835, 28685670]

約数ペア:

[(1, 28685670), (2, 14342835), (3, 9561890), (5, 5737134), (6, 4780945), (10, 2868567), (13, 2206590), (15, 1912378), (26, 1103295), (30, 956189), (39, 735530), (65, 441318), (78, 367765), (130, 220659), (195, 147106), (390, 73553)]