129298876

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{677}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 273369600

約数和(自身を除く): 144070724

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 359, 532, 677, 718, 1354, 1436, 2513, 2708, 4739, 5026, 6821, 9478, 10052, 12863, 13642, 18956, 25726, 27284, 47747, 51452, 90041, 95494, 180082, 190988, 243043, 360164, 486086, 972172, 1701301, 3402602, 4617817, 6805204, 9235634, 18471268, 32324719, 64649438, 129298876]

約数ペア:

[(1, 129298876), (2, 64649438), (4, 32324719), (7, 18471268), (14, 9235634), (19, 6805204), (28, 4617817), (38, 3402602), (76, 1701301), (133, 972172), (266, 486086), (359, 360164), (532, 243043), (677, 190988), (718, 180082), (1354, 95494), (1436, 90041), (2513, 51452), (2708, 47747), (4739, 27284), (5026, 25726), (6821, 18956), (9478, 13642), (10052, 12863)]