289108515

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{3229}}^1$

素因数の和:3411

約数の個数: 32

約数和(自身を含む): 476282880

約数和(自身を除く): 187174365

約数列:

[1, 3, 5, 15, 47, 127, 141, 235, 381, 635, 705, 1905, 3229, 5969, 9687, 16145, 17907, 29845, 48435, 89535, 151763, 410083, 455289, 758815, 1230249, 2050415, 2276445, 6151245, 19273901, 57821703, 96369505, 289108515]

約数ペア:

[(1, 289108515), (3, 96369505), (5, 57821703), (15, 19273901), (47, 6151245), (127, 2276445), (141, 2050415), (235, 1230249), (381, 758815), (635, 455289), (705, 410083), (1905, 151763), (3229, 89535), (5969, 48435), (9687, 29845), (16145, 17907)]