638145432

素因数分解:

$2^3\times 3^3\times {\mathrm{107}}^1\times {\mathrm{27611}}^1$

素因数の和:27733

約数の個数: 64

約数和(自身を含む): 1789257600

約数和(自身を除く): 1151112168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 107, 108, 214, 216, 321, 428, 642, 856, 963, 1284, 1926, 2568, 2889, 3852, 5778, 7704, 11556, 23112, 27611, 55222, 82833, 110444, 165666, 220888, 248499, 331332, 496998, 662664, 745497, 993996, 1490994, 1987992, 2954377, 2981988, 5908754, 5963976, 8863131, 11817508, 17726262, 23635016, 26589393, 35452524, 53178786, 70905048, 79768179, 106357572, 159536358, 212715144, 319072716, 638145432]

約数ペア:

[(1, 638145432), (2, 319072716), (3, 212715144), (4, 159536358), (6, 106357572), (8, 79768179), (9, 70905048), (12, 53178786), (18, 35452524), (24, 26589393), (27, 23635016), (36, 17726262), (54, 11817508), (72, 8863131), (107, 5963976), (108, 5908754), (214, 2981988), (216, 2954377), (321, 1987992), (428, 1490994), (642, 993996), (856, 745497), (963, 662664), (1284, 496998), (1926, 331332), (2568, 248499), (2889, 220888), (3852, 165666), (5778, 110444), (7704, 82833), (11556, 55222), (23112, 27611)]