874915795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{2243}}^1$

素因数の和:2631

約数の個数: 32

約数和(自身を含む): 1201096512

約数和(自身を除く): 326180717

約数列:

[1, 5, 13, 17, 65, 85, 221, 353, 1105, 1765, 2243, 4589, 6001, 11215, 22945, 29159, 30005, 38131, 78013, 145795, 190655, 390065, 495703, 791779, 2478515, 3958895, 10293127, 13460243, 51465635, 67301215, 174983159, 874915795]

約数ペア:

[(1, 874915795), (5, 174983159), (13, 67301215), (17, 51465635), (65, 13460243), (85, 10293127), (221, 3958895), (353, 2478515), (1105, 791779), (1765, 495703), (2243, 390065), (4589, 190655), (6001, 145795), (11215, 78013), (22945, 38131), (29159, 30005)]