1329121336

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{70309}}^1$

素因数の和:70471

約数の個数: 32

約数和(自身を含む): 2657718000

約数和(自身を除く): 1328596664

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 2363, 4726, 9452, 18904, 70309, 140618, 281236, 562472, 1195253, 2390506, 4781012, 9562024, 9772951, 19545902, 39091804, 78183608, 166140167, 332280334, 664560668, 1329121336]

約数ペア:

[(1, 1329121336), (2, 664560668), (4, 332280334), (8, 166140167), (17, 78183608), (34, 39091804), (68, 19545902), (136, 9772951), (139, 9562024), (278, 4781012), (556, 2390506), (1112, 1195253), (2363, 562472), (4726, 281236), (9452, 140618), (18904, 70309)]