151212747

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2741}}^1$

素因数の和:2859

約数の個数: 32

約数和(自身を含む): 240067584

約数和(自身を除く): 88854837

約数列:

[1, 3, 7, 21, 37, 71, 111, 213, 259, 497, 777, 1491, 2627, 2741, 7881, 8223, 18389, 19187, 55167, 57561, 101417, 194611, 304251, 583833, 709919, 1362277, 2129757, 4086831, 7200607, 21601821, 50404249, 151212747]

約数ペア:

[(1, 151212747), (3, 50404249), (7, 21601821), (21, 7200607), (37, 4086831), (71, 2129757), (111, 1362277), (213, 709919), (259, 583833), (497, 304251), (777, 194611), (1491, 101417), (2627, 57561), (2741, 55167), (7881, 19187), (8223, 18389)]