8521065

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 17694720

約数和(自身を除く): 9173655

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 71, 105, 127, 135, 189, 213, 315, 355, 381, 497, 635, 639, 889, 945, 1065, 1143, 1491, 1905, 1917, 2485, 2667, 3195, 3429, 4445, 4473, 5715, 7455, 8001, 9017, 9585, 13335, 13419, 17145, 22365, 24003, 27051, 40005, 45085, 63119, 67095, 81153, 120015, 135255, 189357, 243459, 315595, 405765, 568071, 946785, 1217295, 1704213, 2840355, 8521065]

約数ペア:

[(1, 8521065), (3, 2840355), (5, 1704213), (7, 1217295), (9, 946785), (15, 568071), (21, 405765), (27, 315595), (35, 243459), (45, 189357), (63, 135255), (71, 120015), (105, 81153), (127, 67095), (135, 63119), (189, 45085), (213, 40005), (315, 27051), (355, 24003), (381, 22365), (497, 17145), (635, 13419), (639, 13335), (889, 9585), (945, 9017), (1065, 8001), (1143, 7455), (1491, 5715), (1905, 4473), (1917, 4445), (2485, 3429), (2667, 3195)]