28646670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73453}}^1$

素因数の和:73476

約数の個数: 32

約数和(自身を含む): 74041632

約数和(自身を除く): 45394962

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 73453, 146906, 220359, 367265, 440718, 734530, 954889, 1101795, 1909778, 2203590, 2864667, 4774445, 5729334, 9548890, 14323335, 28646670]

約数ペア:

[(1, 28646670), (2, 14323335), (3, 9548890), (5, 5729334), (6, 4774445), (10, 2864667), (13, 2203590), (15, 1909778), (26, 1101795), (30, 954889), (39, 734530), (65, 440718), (78, 367265), (130, 220359), (195, 146906), (390, 73453)]