39145428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{953}}^1$

素因数の和:1133

約数の個数: 72

約数和(自身を含む): 113899968

約数和(自身を除く): 74754540

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 163, 252, 326, 489, 652, 953, 978, 1141, 1467, 1906, 1956, 2282, 2859, 2934, 3423, 3812, 4564, 5718, 5868, 6671, 6846, 8577, 10269, 11436, 13342, 13692, 17154, 20013, 20538, 26684, 34308, 40026, 41076, 60039, 80052, 120078, 155339, 240156, 310678, 466017, 621356, 932034, 1087373, 1398051, 1864068, 2174746, 2796102, 3262119, 4349492, 5592204, 6524238, 9786357, 13048476, 19572714, 39145428]

約数ペア:

[(1, 39145428), (2, 19572714), (3, 13048476), (4, 9786357), (6, 6524238), (7, 5592204), (9, 4349492), (12, 3262119), (14, 2796102), (18, 2174746), (21, 1864068), (28, 1398051), (36, 1087373), (42, 932034), (63, 621356), (84, 466017), (126, 310678), (163, 240156), (252, 155339), (326, 120078), (489, 80052), (652, 60039), (953, 41076), (978, 40026), (1141, 34308), (1467, 26684), (1906, 20538), (1956, 20013), (2282, 17154), (2859, 13692), (2934, 13342), (3423, 11436), (3812, 10269), (4564, 8577), (5718, 6846), (5868, 6671)]