286157081

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{541}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 356939520

約数和(自身を除く): 70782439

約数列:

[1, 7, 19, 41, 97, 133, 287, 541, 679, 779, 1843, 3787, 3977, 5453, 10279, 12901, 22181, 27839, 52477, 71953, 75563, 155267, 367339, 421439, 528941, 997063, 2151557, 2950073, 6979441, 15060899, 40879583, 286157081]

約数ペア:

[(1, 286157081), (7, 40879583), (19, 15060899), (41, 6979441), (97, 2950073), (133, 2151557), (287, 997063), (541, 528941), (679, 421439), (779, 367339), (1843, 155267), (3787, 75563), (3977, 71953), (5453, 52477), (10279, 27839), (12901, 22181)]