78197535

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2621}}^1$

素因数の和:2665

約数の個数: 64

約数和(自身を含む): 158578560

約数和(自身を除く): 80381025

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 65, 85, 117, 135, 153, 195, 221, 255, 351, 459, 585, 663, 765, 1105, 1755, 1989, 2295, 2621, 3315, 5967, 7863, 9945, 13105, 23589, 29835, 34073, 39315, 44557, 70767, 102219, 117945, 133671, 170365, 222785, 306657, 353835, 401013, 511095, 579241, 668355, 919971, 1203039, 1533285, 1737723, 2005065, 2896205, 4599855, 5213169, 6015195, 8688615, 15639507, 26065845, 78197535]

約数ペア:

[(1, 78197535), (3, 26065845), (5, 15639507), (9, 8688615), (13, 6015195), (15, 5213169), (17, 4599855), (27, 2896205), (39, 2005065), (45, 1737723), (51, 1533285), (65, 1203039), (85, 919971), (117, 668355), (135, 579241), (153, 511095), (195, 401013), (221, 353835), (255, 306657), (351, 222785), (459, 170365), (585, 133671), (663, 117945), (765, 102219), (1105, 70767), (1755, 44557), (1989, 39315), (2295, 34073), (2621, 29835), (3315, 23589), (5967, 13105), (7863, 9945)]