78601978

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{599}}^1$

素因数の和:731

約数の個数: 48

約数和(自身を含む): 149385600

約数和(自身を除く): 70783622

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 103, 182, 206, 599, 637, 721, 1198, 1274, 1339, 1442, 2678, 4193, 5047, 7787, 8386, 9373, 10094, 15574, 18746, 29351, 54509, 58702, 61697, 65611, 109018, 123394, 131222, 381563, 431879, 763126, 802061, 863758, 1604122, 3023153, 5614427, 6046306, 11228854, 39300989, 78601978]

約数ペア:

[(1, 78601978), (2, 39300989), (7, 11228854), (13, 6046306), (14, 5614427), (26, 3023153), (49, 1604122), (91, 863758), (98, 802061), (103, 763126), (182, 431879), (206, 381563), (599, 131222), (637, 123394), (721, 109018), (1198, 65611), (1274, 61697), (1339, 58702), (1442, 54509), (2678, 29351), (4193, 18746), (5047, 15574), (7787, 10094), (8386, 9373)]