1221332

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 2491776

約数和(自身を除く): 1270444

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 823, 1484, 1646, 3292, 5761, 11522, 23044, 43619, 87238, 174476, 305333, 610666, 1221332]

約数ペア:

[(1, 1221332), (2, 610666), (4, 305333), (7, 174476), (14, 87238), (28, 43619), (53, 23044), (106, 11522), (212, 5761), (371, 3292), (742, 1646), (823, 1484)]