278408088

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{552397}}^1$

素因数の和:552416

約数の個数: 48

約数和(自身を含む): 861740880

約数和(自身を除く): 583332792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 552397, 1104794, 1657191, 2209588, 3314382, 3866779, 4419176, 4971573, 6628764, 7733558, 9943146, 11600337, 13257528, 15467116, 19886292, 23200674, 30934232, 34801011, 39772584, 46401348, 69602022, 92802696, 139204044, 278408088]

約数ペア:

[(1, 278408088), (2, 139204044), (3, 92802696), (4, 69602022), (6, 46401348), (7, 39772584), (8, 34801011), (9, 30934232), (12, 23200674), (14, 19886292), (18, 15467116), (21, 13257528), (24, 11600337), (28, 9943146), (36, 7733558), (42, 6628764), (56, 4971573), (63, 4419176), (72, 3866779), (84, 3314382), (126, 2209588), (168, 1657191), (252, 1104794), (504, 552397)]