28235766

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{15739}}^1$

素因数の和:15780

約数の個数: 32

約数和(自身を含む): 63463680

約数和(自身を除く): 35227914

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 15739, 31478, 47217, 94434, 204607, 361997, 409214, 613821, 723994, 1085991, 1227642, 2171982, 4705961, 9411922, 14117883, 28235766]

約数ペア:

[(1, 28235766), (2, 14117883), (3, 9411922), (6, 4705961), (13, 2171982), (23, 1227642), (26, 1085991), (39, 723994), (46, 613821), (69, 409214), (78, 361997), (138, 204607), (299, 94434), (598, 47217), (897, 31478), (1794, 15739)]