38957961

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 62899200

約数和(自身を除く): 23941239

約数列:

[1, 3, 7, 19, 21, 57, 133, 251, 389, 399, 753, 1167, 1757, 2723, 4769, 5271, 7391, 8169, 14307, 22173, 33383, 51737, 97639, 100149, 155211, 292917, 683473, 1855141, 2050419, 5565423, 12985987, 38957961]

約数ペア:

[(1, 38957961), (3, 12985987), (7, 5565423), (19, 2050419), (21, 1855141), (57, 683473), (133, 292917), (251, 155211), (389, 100149), (399, 97639), (753, 51737), (1167, 33383), (1757, 22173), (2723, 14307), (4769, 8169), (5271, 7391)]