39847756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 78236928

約数和(自身を除く): 38389172

約数列:

[1, 2, 4, 13, 26, 43, 52, 71, 86, 142, 172, 251, 284, 502, 559, 923, 1004, 1118, 1846, 2236, 3053, 3263, 3692, 6106, 6526, 10793, 12212, 13052, 17821, 21586, 35642, 39689, 43172, 71284, 79378, 140309, 158756, 231673, 280618, 463346, 561236, 766303, 926692, 1532606, 3065212, 9961939, 19923878, 39847756]

約数ペア:

[(1, 39847756), (2, 19923878), (4, 9961939), (13, 3065212), (26, 1532606), (43, 926692), (52, 766303), (71, 561236), (86, 463346), (142, 280618), (172, 231673), (251, 158756), (284, 140309), (502, 79378), (559, 71284), (923, 43172), (1004, 39689), (1118, 35642), (1846, 21586), (2236, 17821), (3053, 13052), (3263, 12212), (3692, 10793), (6106, 6526)]