890303918

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{10513}}^1$

素因数の和:10808

約数の個数: 32

約数和(自身を含む): 1598800896

約数和(自身を除く): 708496978

約数列:

[1, 2, 7, 14, 23, 46, 161, 263, 322, 526, 1841, 3682, 6049, 10513, 12098, 21026, 42343, 73591, 84686, 147182, 241799, 483598, 1692593, 2764919, 3385186, 5529838, 19354433, 38708866, 63593137, 127186274, 445151959, 890303918]

約数ペア:

[(1, 890303918), (2, 445151959), (7, 127186274), (14, 63593137), (23, 38708866), (46, 19354433), (161, 5529838), (263, 3385186), (322, 2764919), (526, 1692593), (1841, 483598), (3682, 241799), (6049, 147182), (10513, 84686), (12098, 73591), (21026, 42343)]