28221414

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{15731}}^1$

素因数の和:15772

約数の個数: 32

約数和(自身を含む): 63431424

約数和(自身を除く): 35210010

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 15731, 31462, 47193, 94386, 204503, 361813, 409006, 613509, 723626, 1085439, 1227018, 2170878, 4703569, 9407138, 14110707, 28221414]

約数ペア:

[(1, 28221414), (2, 14110707), (3, 9407138), (6, 4703569), (13, 2170878), (23, 1227018), (26, 1085439), (39, 723626), (46, 613509), (69, 409006), (78, 361813), (138, 204503), (299, 94386), (598, 47193), (897, 31462), (1794, 15731)]