1471990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{67}}^1$

素因数の和:113

約数の個数: 32

約数和(自身を含む): 2913120

約数和(自身を除く): 1441130

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 169, 335, 338, 670, 845, 871, 1690, 1742, 2197, 4355, 4394, 8710, 10985, 11323, 21970, 22646, 56615, 113230, 147199, 294398, 735995, 1471990]

約数ペア:

[(1, 1471990), (2, 735995), (5, 294398), (10, 147199), (13, 113230), (26, 56615), (65, 22646), (67, 21970), (130, 11323), (134, 10985), (169, 8710), (335, 4394), (338, 4355), (670, 2197), (845, 1742), (871, 1690)]