28553700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13597}}^1$

素因数の和:13621

約数の個数: 72

約数和(自身を含む): 94424512

約数和(自身を除く): 65870812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 13597, 27194, 40791, 54388, 67985, 81582, 95179, 135970, 163164, 190358, 203955, 271940, 285537, 339925, 380716, 407910, 475895, 571074, 679850, 815820, 951790, 1019775, 1142148, 1359700, 1427685, 1903580, 2039550, 2379475, 2855370, 4079100, 4758950, 5710740, 7138425, 9517900, 14276850, 28553700]

約数ペア:

[(1, 28553700), (2, 14276850), (3, 9517900), (4, 7138425), (5, 5710740), (6, 4758950), (7, 4079100), (10, 2855370), (12, 2379475), (14, 2039550), (15, 1903580), (20, 1427685), (21, 1359700), (25, 1142148), (28, 1019775), (30, 951790), (35, 815820), (42, 679850), (50, 571074), (60, 475895), (70, 407910), (75, 380716), (84, 339925), (100, 285537), (105, 271940), (140, 203955), (150, 190358), (175, 163164), (210, 135970), (300, 95179), (350, 81582), (420, 67985), (525, 54388), (700, 40791), (1050, 27194), (2100, 13597)]