13977215

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 20321280

約数和(自身を除く): 6344065

約数列:

[1, 5, 7, 23, 35, 97, 115, 161, 179, 485, 679, 805, 895, 1253, 2231, 3395, 4117, 6265, 11155, 15617, 17363, 20585, 28819, 78085, 86815, 121541, 144095, 399349, 607705, 1996745, 2795443, 13977215]

約数ペア:

[(1, 13977215), (5, 2795443), (7, 1996745), (23, 607705), (35, 399349), (97, 144095), (115, 121541), (161, 86815), (179, 78085), (485, 28819), (679, 20585), (805, 17363), (895, 15617), (1253, 11155), (2231, 6265), (3395, 4117)]