215825715

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{76129}}^1$

素因数の和:76153

約数の個数: 40

約数和(自身を含む): 442163040

約数和(自身を除く): 226337325

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 76129, 228387, 380645, 532903, 685161, 1141935, 1598709, 2055483, 2664515, 3425805, 4796127, 6166449, 7993545, 10277415, 14388381, 23980635, 30832245, 43165143, 71941905, 215825715]

約数ペア:

[(1, 215825715), (3, 71941905), (5, 43165143), (7, 30832245), (9, 23980635), (15, 14388381), (21, 10277415), (27, 7993545), (35, 6166449), (45, 4796127), (63, 3425805), (81, 2664515), (105, 2055483), (135, 1598709), (189, 1141935), (315, 685161), (405, 532903), (567, 380645), (945, 228387), (2835, 76129)]