2051298171

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 3376429056

約数和(自身を除く): 1325130885

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 169, 191, 207, 299, 307, 507, 573, 897, 921, 1521, 1719, 2483, 2691, 2763, 3887, 3991, 4393, 7061, 7449, 11661, 11973, 13179, 21183, 22347, 32279, 34983, 35919, 39537, 51883, 57109, 58637, 63549, 91793, 96837, 155649, 171327, 175911, 275379, 290511, 466947, 513981, 527733, 742417, 762281, 826137, 1193309, 1348651, 2227251, 2286843, 3579927, 4045953, 6681753, 6860529, 9909653, 10739781, 12137859, 17532463, 29728959, 52597389, 89186877, 157792167, 227922019, 683766057, 2051298171]

約数ペア:

[(1, 2051298171), (3, 683766057), (9, 227922019), (13, 157792167), (23, 89186877), (39, 52597389), (69, 29728959), (117, 17532463), (169, 12137859), (191, 10739781), (207, 9909653), (299, 6860529), (307, 6681753), (507, 4045953), (573, 3579927), (897, 2286843), (921, 2227251), (1521, 1348651), (1719, 1193309), (2483, 826137), (2691, 762281), (2763, 742417), (3887, 527733), (3991, 513981), (4393, 466947), (7061, 290511), (7449, 275379), (11661, 175911), (11973, 171327), (13179, 155649), (21183, 96837), (22347, 91793), (32279, 63549), (34983, 58637), (35919, 57109), (39537, 51883)]