142474878

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{86981}}^1$

素因数の和:87009

約数の個数: 48

約数和(自身を含む): 379937376

約数和(自身を除く): 237462498

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 86981, 173962, 260943, 521886, 608867, 782829, 1130753, 1217734, 1565658, 1826601, 2261506, 3392259, 3653202, 5479803, 6784518, 7915271, 10176777, 10959606, 15830542, 20353554, 23745813, 47491626, 71237439, 142474878]

約数ペア:

[(1, 142474878), (2, 71237439), (3, 47491626), (6, 23745813), (7, 20353554), (9, 15830542), (13, 10959606), (14, 10176777), (18, 7915271), (21, 6784518), (26, 5479803), (39, 3653202), (42, 3392259), (63, 2261506), (78, 1826601), (91, 1565658), (117, 1217734), (126, 1130753), (182, 782829), (234, 608867), (273, 521886), (546, 260943), (819, 173962), (1638, 86981)]