388601876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{111539}}^1$

素因数の和:111623

約数の個数: 24

約数和(自身を含む): 743302560

約数和(自身を除く): 354700684

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 111539, 223078, 446156, 1450007, 2900014, 5800028, 7473113, 14946226, 29892452, 97150469, 194300938, 388601876]

約数ペア:

[(1, 388601876), (2, 194300938), (4, 97150469), (13, 29892452), (26, 14946226), (52, 7473113), (67, 5800028), (134, 2900014), (268, 1450007), (871, 446156), (1742, 223078), (3484, 111539)]