128479938

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{2677}}^1$

素因数の和:3122

約数の個数: 32

約数和(自身を含む): 271227840

約数和(自身を除く): 142747902

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 421, 842, 1263, 2526, 2677, 5354, 7999, 8031, 15998, 16062, 23997, 47994, 50863, 101726, 152589, 305178, 1127017, 2254034, 3381051, 6762102, 21413323, 42826646, 64239969, 128479938]

約数ペア:

[(1, 128479938), (2, 64239969), (3, 42826646), (6, 21413323), (19, 6762102), (38, 3381051), (57, 2254034), (114, 1127017), (421, 305178), (842, 152589), (1263, 101726), (2526, 50863), (2677, 47994), (5354, 23997), (7999, 16062), (8031, 15998)]