261760248

素因数分解:

$2^3\times 3^4\times {\mathrm{403951}}^1$

素因数の和:403969

約数の個数: 40

約数和(自身を含む): 733172880

約数和(自身を除く): 471412632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 403951, 807902, 1211853, 1615804, 2423706, 3231608, 3635559, 4847412, 7271118, 9694824, 10906677, 14542236, 21813354, 29084472, 32720031, 43626708, 65440062, 87253416, 130880124, 261760248]

約数ペア:

[(1, 261760248), (2, 130880124), (3, 87253416), (4, 65440062), (6, 43626708), (8, 32720031), (9, 29084472), (12, 21813354), (18, 14542236), (24, 10906677), (27, 9694824), (36, 7271118), (54, 4847412), (72, 3635559), (81, 3231608), (108, 2423706), (162, 1615804), (216, 1211853), (324, 807902), (648, 403951)]