390793501

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{563}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 500290560

約数和(自身を除く): 109497059

約数列:

[1, 7, 17, 19, 119, 133, 307, 323, 563, 2149, 2261, 3941, 5219, 5833, 9571, 10697, 36533, 40831, 66997, 74879, 99161, 172841, 181849, 694127, 1209887, 1272943, 2938297, 3283979, 20568079, 22987853, 55827643, 390793501]

約数ペア:

[(1, 390793501), (7, 55827643), (17, 22987853), (19, 20568079), (119, 3283979), (133, 2938297), (307, 1272943), (323, 1209887), (563, 694127), (2149, 181849), (2261, 172841), (3941, 99161), (5219, 74879), (5833, 66997), (9571, 40831), (10697, 36533)]