12218490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{389}}^1$

素因数の和:751

約数の個数: 48

約数和(自身を含む): 31941000

約数和(自身を除く): 19722510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 349, 389, 698, 778, 1047, 1167, 1745, 1945, 2094, 2334, 3141, 3490, 3501, 3890, 5235, 5835, 6282, 7002, 10470, 11670, 15705, 17505, 31410, 35010, 135761, 271522, 407283, 678805, 814566, 1221849, 1357610, 2036415, 2443698, 4072830, 6109245, 12218490]

約数ペア:

[(1, 12218490), (2, 6109245), (3, 4072830), (5, 2443698), (6, 2036415), (9, 1357610), (10, 1221849), (15, 814566), (18, 678805), (30, 407283), (45, 271522), (90, 135761), (349, 35010), (389, 31410), (698, 17505), (778, 15705), (1047, 11670), (1167, 10470), (1745, 7002), (1945, 6282), (2094, 5835), (2334, 5235), (3141, 3890), (3490, 3501)]