620646

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:200

約数の個数: 32

約数和(自身を含む): 1367520

約数和(自身を除く): 746874

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 109, 146, 218, 219, 327, 438, 654, 949, 1417, 1898, 2834, 2847, 4251, 5694, 7957, 8502, 15914, 23871, 47742, 103441, 206882, 310323, 620646]

約数ペア:

[(1, 620646), (2, 310323), (3, 206882), (6, 103441), (13, 47742), (26, 23871), (39, 15914), (73, 8502), (78, 7957), (109, 5694), (146, 4251), (218, 2847), (219, 2834), (327, 1898), (438, 1417), (654, 949)]