149701285

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:661

約数の個数: 24

約数和(自身を含む): 191009016

約数和(自身を除く): 41307731

約数列:

[1, 5, 19, 95, 197, 361, 421, 985, 1805, 2105, 3743, 7999, 18715, 39995, 71117, 82937, 151981, 355585, 414685, 759905, 1575803, 7879015, 29940257, 149701285]

約数ペア:

[(1, 149701285), (5, 29940257), (19, 7879015), (95, 1575803), (197, 759905), (361, 414685), (421, 355585), (985, 151981), (1805, 82937), (2105, 71117), (3743, 39995), (7999, 18715)]