15217917

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1867}}^1$

素因数の和:1913

約数の個数: 32

約数和(自身を含む): 25105920

約数和(自身を除く): 9888003

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 1867, 2717, 5601, 8151, 20537, 24271, 35473, 61611, 72813, 106419, 266981, 390203, 461149, 800943, 1170609, 1383447, 5072639, 15217917]

約数ペア:

[(1, 15217917), (3, 5072639), (11, 1383447), (13, 1170609), (19, 800943), (33, 461149), (39, 390203), (57, 266981), (143, 106419), (209, 72813), (247, 61611), (429, 35473), (627, 24271), (741, 20537), (1867, 8151), (2717, 5601)]