393174942

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 846720000

約数和(自身を除く): 453545058

約数列:

[1, 2, 3, 6, 19, 38, 57, 79, 114, 149, 158, 237, 293, 298, 447, 474, 586, 879, 894, 1501, 1758, 2831, 3002, 4503, 5567, 5662, 8493, 9006, 11134, 11771, 16701, 16986, 23147, 23542, 33402, 35313, 43657, 46294, 69441, 70626, 87314, 130971, 138882, 223649, 261942, 439793, 447298, 670947, 829483, 879586, 1319379, 1341894, 1658966, 2488449, 2638758, 3448903, 4976898, 6897806, 10346709, 20693418, 65529157, 131058314, 196587471, 393174942]

約数ペア:

[(1, 393174942), (2, 196587471), (3, 131058314), (6, 65529157), (19, 20693418), (38, 10346709), (57, 6897806), (79, 4976898), (114, 3448903), (149, 2638758), (158, 2488449), (237, 1658966), (293, 1341894), (298, 1319379), (447, 879586), (474, 829483), (586, 670947), (879, 447298), (894, 439793), (1501, 261942), (1758, 223649), (2831, 138882), (3002, 130971), (4503, 87314), (5567, 70626), (5662, 69441), (8493, 46294), (9006, 43657), (11134, 35313), (11771, 33402), (16701, 23542), (16986, 23147)]