26861484

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{421}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 67823840

約数和(自身を除く): 40962356

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 409, 421, 818, 842, 1227, 1263, 1636, 1684, 2454, 2526, 4908, 5052, 5317, 5473, 10634, 10946, 15951, 16419, 21268, 21892, 31902, 32838, 63804, 65676, 172189, 344378, 516567, 688756, 1033134, 2066268, 2238457, 4476914, 6715371, 8953828, 13430742, 26861484]

約数ペア:

[(1, 26861484), (2, 13430742), (3, 8953828), (4, 6715371), (6, 4476914), (12, 2238457), (13, 2066268), (26, 1033134), (39, 688756), (52, 516567), (78, 344378), (156, 172189), (409, 65676), (421, 63804), (818, 32838), (842, 31902), (1227, 21892), (1263, 21268), (1636, 16419), (1684, 15951), (2454, 10946), (2526, 10634), (4908, 5473), (5052, 5317)]