72148538

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1087}}^1$

素因数の和:1538

約数の個数: 32

約数和(自身を含む): 135364608

約数和(自身を除く): 63216070

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 431, 862, 1087, 2174, 3017, 4741, 6034, 7609, 9482, 11957, 15218, 23914, 33187, 66374, 83699, 167398, 468497, 936994, 3279479, 5153467, 6558958, 10306934, 36074269, 72148538]

約数ペア:

[(1, 72148538), (2, 36074269), (7, 10306934), (11, 6558958), (14, 5153467), (22, 3279479), (77, 936994), (154, 468497), (431, 167398), (862, 83699), (1087, 66374), (2174, 33187), (3017, 23914), (4741, 15218), (6034, 11957), (7609, 9482)]