251027566

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 402884928

約数和(自身を除く): 151857362

約数列:

[1, 2, 23, 46, 61, 122, 137, 274, 653, 1306, 1403, 2806, 3151, 6302, 8357, 15019, 16714, 30038, 39833, 79666, 89461, 178922, 192211, 384422, 916159, 1832318, 2057603, 4115206, 5457121, 10914242, 125513783, 251027566]

約数ペア:

[(1, 251027566), (2, 125513783), (23, 10914242), (46, 5457121), (61, 4115206), (122, 2057603), (137, 1832318), (274, 916159), (653, 384422), (1306, 192211), (1403, 178922), (2806, 89461), (3151, 79666), (6302, 39833), (8357, 30038), (15019, 16714)]