331378768

素因数分解:

$2^4\times 7^2\times {\mathrm{167}}^1\times {\mathrm{2531}}^1$

素因数の和:2720

約数の個数: 60

約数和(自身を含む): 751639392

約数和(自身を除く): 420260624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 167, 196, 334, 392, 668, 784, 1169, 1336, 2338, 2531, 2672, 4676, 5062, 8183, 9352, 10124, 16366, 17717, 18704, 20248, 32732, 35434, 40496, 65464, 70868, 124019, 130928, 141736, 248038, 283472, 422677, 496076, 845354, 992152, 1690708, 1984304, 2958739, 3381416, 5917478, 6762832, 11834956, 20711173, 23669912, 41422346, 47339824, 82844692, 165689384, 331378768]

約数ペア:

[(1, 331378768), (2, 165689384), (4, 82844692), (7, 47339824), (8, 41422346), (14, 23669912), (16, 20711173), (28, 11834956), (49, 6762832), (56, 5917478), (98, 3381416), (112, 2958739), (167, 1984304), (196, 1690708), (334, 992152), (392, 845354), (668, 496076), (784, 422677), (1169, 283472), (1336, 248038), (2338, 141736), (2531, 130928), (2672, 124019), (4676, 70868), (5062, 65464), (8183, 40496), (9352, 35434), (10124, 32732), (16366, 20248), (17717, 18704)]