402719811

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 632282112

約数和(自身を除く): 229562301

約数列:

[1, 3, 13, 23, 39, 43, 53, 69, 129, 159, 197, 299, 559, 591, 689, 897, 989, 1219, 1677, 2067, 2279, 2561, 2967, 3657, 4531, 6837, 7683, 8471, 10441, 12857, 13593, 15847, 25413, 29627, 31323, 38571, 47541, 52417, 58903, 88881, 110123, 135733, 157251, 176709, 194833, 240143, 330369, 407199, 448963, 584499, 681421, 720429, 1346889, 2044263, 2532829, 3121859, 5836519, 7598487, 9365577, 10326149, 17509557, 30978447, 134239937, 402719811]

約数ペア:

[(1, 402719811), (3, 134239937), (13, 30978447), (23, 17509557), (39, 10326149), (43, 9365577), (53, 7598487), (69, 5836519), (129, 3121859), (159, 2532829), (197, 2044263), (299, 1346889), (559, 720429), (591, 681421), (689, 584499), (897, 448963), (989, 407199), (1219, 330369), (1677, 240143), (2067, 194833), (2279, 176709), (2561, 157251), (2967, 135733), (3657, 110123), (4531, 88881), (6837, 58903), (7683, 52417), (8471, 47541), (10441, 38571), (12857, 31323), (13593, 29627), (15847, 25413)]