278212638

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{2351}}^1$

素因数の和:2541

約数の個数: 48

約数和(自身を含む): 615621888

約数和(自身を除く): 337409250

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 163, 242, 326, 363, 489, 726, 978, 1793, 2351, 3586, 4702, 5379, 7053, 10758, 14106, 19723, 25861, 39446, 51722, 59169, 77583, 118338, 155166, 284471, 383213, 568942, 766426, 853413, 1149639, 1706826, 2299278, 4215343, 8430686, 12646029, 25292058, 46368773, 92737546, 139106319, 278212638]

約数ペア:

[(1, 278212638), (2, 139106319), (3, 92737546), (6, 46368773), (11, 25292058), (22, 12646029), (33, 8430686), (66, 4215343), (121, 2299278), (163, 1706826), (242, 1149639), (326, 853413), (363, 766426), (489, 568942), (726, 383213), (978, 284471), (1793, 155166), (2351, 118338), (3586, 77583), (4702, 59169), (5379, 51722), (7053, 39446), (10758, 25861), (14106, 19723)]