138749676

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2207}}^1$

素因数の和:2271

約数の個数: 72

約数和(自身を含む): 362041344

約数和(自身を除く): 223291668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 169, 186, 338, 372, 403, 507, 676, 806, 1014, 1209, 1612, 2028, 2207, 2418, 4414, 4836, 5239, 6621, 8828, 10478, 13242, 15717, 20956, 26484, 28691, 31434, 57382, 62868, 68417, 86073, 114764, 136834, 172146, 205251, 273668, 344292, 372983, 410502, 745966, 821004, 889421, 1118949, 1491932, 1778842, 2237898, 2668263, 3557684, 4475796, 5336526, 10673052, 11562473, 23124946, 34687419, 46249892, 69374838, 138749676]

約数ペア:

[(1, 138749676), (2, 69374838), (3, 46249892), (4, 34687419), (6, 23124946), (12, 11562473), (13, 10673052), (26, 5336526), (31, 4475796), (39, 3557684), (52, 2668263), (62, 2237898), (78, 1778842), (93, 1491932), (124, 1118949), (156, 889421), (169, 821004), (186, 745966), (338, 410502), (372, 372983), (403, 344292), (507, 273668), (676, 205251), (806, 172146), (1014, 136834), (1209, 114764), (1612, 86073), (2028, 68417), (2207, 62868), (2418, 57382), (4414, 31434), (4836, 28691), (5239, 26484), (6621, 20956), (8828, 15717), (10478, 13242)]