65640148

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{38431}}^1$

素因数の和:38503

約数の個数: 24

約数和(自身を含む): 133435904

約数和(自身を除く): 67795756

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 38431, 76862, 153724, 269017, 538034, 1076068, 2344291, 4688582, 9377164, 16410037, 32820074, 65640148]

約数ペア:

[(1, 65640148), (2, 32820074), (4, 16410037), (7, 9377164), (14, 4688582), (28, 2344291), (61, 1076068), (122, 538034), (244, 269017), (427, 153724), (854, 76862), (1708, 38431)]