261377784

素因数分解:

$2^3\times 3^2\times {\mathrm{3630247}}^1$

素因数の和:3630259

約数の個数: 24

約数和(自身を含む): 707898360

約数和(自身を除く): 446520576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 3630247, 7260494, 10890741, 14520988, 21781482, 29041976, 32672223, 43562964, 65344446, 87125928, 130688892, 261377784]

約数ペア:

[(1, 261377784), (2, 130688892), (3, 87125928), (4, 65344446), (6, 43562964), (8, 32672223), (9, 29041976), (12, 21781482), (18, 14520988), (24, 10890741), (36, 7260494), (72, 3630247)]