30856956

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{887}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 77973504

約数和(自身を除く): 47116548

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 223, 446, 669, 887, 892, 1338, 1774, 2661, 2676, 2899, 3548, 5322, 5798, 8697, 10644, 11531, 11596, 17394, 23062, 34593, 34788, 46124, 69186, 138372, 197801, 395602, 593403, 791204, 1186806, 2373612, 2571413, 5142826, 7714239, 10285652, 15428478, 30856956]

約数ペア:

[(1, 30856956), (2, 15428478), (3, 10285652), (4, 7714239), (6, 5142826), (12, 2571413), (13, 2373612), (26, 1186806), (39, 791204), (52, 593403), (78, 395602), (156, 197801), (223, 138372), (446, 69186), (669, 46124), (887, 34788), (892, 34593), (1338, 23062), (1774, 17394), (2661, 11596), (2676, 11531), (2899, 10644), (3548, 8697), (5322, 5798)]