90912015

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 161740800

約数和(自身を除く): 70828785

約数列:

[1, 3, 5, 9, 15, 45, 79, 107, 237, 239, 321, 395, 535, 711, 717, 963, 1185, 1195, 1605, 2151, 3555, 3585, 4815, 8453, 10755, 18881, 25359, 25573, 42265, 56643, 76077, 76719, 94405, 126795, 127865, 169929, 230157, 283215, 380385, 383595, 849645, 1150785, 2020267, 6060801, 10101335, 18182403, 30304005, 90912015]

約数ペア:

[(1, 90912015), (3, 30304005), (5, 18182403), (9, 10101335), (15, 6060801), (45, 2020267), (79, 1150785), (107, 849645), (237, 383595), (239, 380385), (321, 283215), (395, 230157), (535, 169929), (711, 127865), (717, 126795), (963, 94405), (1185, 76719), (1195, 76077), (1605, 56643), (2151, 42265), (3555, 25573), (3585, 25359), (4815, 18881), (8453, 10755)]