90042254

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{17047}}^1$

素因数の和:17207

約数の個数: 16

約数和(自身を含む): 143203200

約数和(自身を除く): 53160946

約数列:

[1, 2, 19, 38, 139, 278, 2641, 5282, 17047, 34094, 323893, 647786, 2369533, 4739066, 45021127, 90042254]

約数ペア:

[(1, 90042254), (2, 45021127), (19, 4739066), (38, 2369533), (139, 647786), (278, 323893), (2641, 34094), (5282, 17047)]