210801238

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{431}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 340692480

約数和(自身を除く): 129891242

約数列:

[1, 2, 19, 38, 61, 122, 211, 422, 431, 862, 1159, 2318, 4009, 8018, 8189, 12871, 16378, 25742, 26291, 52582, 90941, 181882, 244549, 489098, 499529, 999058, 1727879, 3455758, 5547401, 11094802, 105400619, 210801238]

約数ペア:

[(1, 210801238), (2, 105400619), (19, 11094802), (38, 5547401), (61, 3455758), (122, 1727879), (211, 999058), (422, 499529), (431, 489098), (862, 244549), (1159, 181882), (2318, 90941), (4009, 52582), (8018, 26291), (8189, 25742), (12871, 16378)]