12980312

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 25169520

約数和(自身を除く): 12189208

約数列:

[1, 2, 4, 8, 61, 67, 122, 134, 244, 268, 397, 488, 536, 794, 1588, 3176, 4087, 8174, 16348, 24217, 26599, 32696, 48434, 53198, 96868, 106396, 193736, 212792, 1622539, 3245078, 6490156, 12980312]

約数ペア:

[(1, 12980312), (2, 6490156), (4, 3245078), (8, 1622539), (61, 212792), (67, 193736), (122, 106396), (134, 96868), (244, 53198), (268, 48434), (397, 32696), (488, 26599), (536, 24217), (794, 16348), (1588, 8174), (3176, 4087)]