628781688

素因数分解:

$2^3\times 3^2\times {\mathrm{211}}^1\times {\mathrm{41389}}^1$

素因数の和:41612

約数の個数: 48

約数和(自身を含む): 1711062600

約数和(自身を除く): 1082280912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 211, 422, 633, 844, 1266, 1688, 1899, 2532, 3798, 5064, 7596, 15192, 41389, 82778, 124167, 165556, 248334, 331112, 372501, 496668, 745002, 993336, 1490004, 2980008, 8733079, 17466158, 26199237, 34932316, 52398474, 69864632, 78597711, 104796948, 157195422, 209593896, 314390844, 628781688]

約数ペア:

[(1, 628781688), (2, 314390844), (3, 209593896), (4, 157195422), (6, 104796948), (8, 78597711), (9, 69864632), (12, 52398474), (18, 34932316), (24, 26199237), (36, 17466158), (72, 8733079), (211, 2980008), (422, 1490004), (633, 993336), (844, 745002), (1266, 496668), (1688, 372501), (1899, 331112), (2532, 248334), (3798, 165556), (5064, 124167), (7596, 82778), (15192, 41389)]