639522

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{911}}^1$

素因数の和:935

約数の個数: 32

約数和(自身を含む): 1532160

約数和(自身を除く): 892638

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 911, 1822, 2733, 5466, 8199, 11843, 16398, 23686, 24597, 35529, 49194, 71058, 106587, 213174, 319761, 639522]

約数ペア:

[(1, 639522), (2, 319761), (3, 213174), (6, 106587), (9, 71058), (13, 49194), (18, 35529), (26, 24597), (27, 23686), (39, 16398), (54, 11843), (78, 8199), (117, 5466), (234, 2733), (351, 1822), (702, 911)]