663156

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:145

約数の個数: 54

約数和(自身を含む): 1831830

約数和(自身を除く): 1168674

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 109, 117, 156, 169, 218, 234, 327, 338, 436, 468, 507, 654, 676, 981, 1014, 1308, 1417, 1521, 1962, 2028, 2834, 3042, 3924, 4251, 5668, 6084, 8502, 12753, 17004, 18421, 25506, 36842, 51012, 55263, 73684, 110526, 165789, 221052, 331578, 663156]

約数ペア:

[(1, 663156), (2, 331578), (3, 221052), (4, 165789), (6, 110526), (9, 73684), (12, 55263), (13, 51012), (18, 36842), (26, 25506), (36, 18421), (39, 17004), (52, 12753), (78, 8502), (109, 6084), (117, 5668), (156, 4251), (169, 3924), (218, 3042), (234, 2834), (327, 2028), (338, 1962), (436, 1521), (468, 1417), (507, 1308), (654, 1014), (676, 981)]