16213505

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1831}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 25325568

約数和(自身を除く): 9112063

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 805, 1265, 1771, 1831, 8855, 9155, 12817, 20141, 42113, 64085, 100705, 140987, 210565, 294791, 463243, 704935, 1473955, 2316215, 3242701, 16213505]

約数ペア:

[(1, 16213505), (5, 3242701), (7, 2316215), (11, 1473955), (23, 704935), (35, 463243), (55, 294791), (77, 210565), (115, 140987), (161, 100705), (253, 64085), (385, 42113), (805, 20141), (1265, 12817), (1771, 9155), (1831, 8855)]