15221497281

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1217}}^1\times {\mathrm{2381}}^1$

素因数の和:3721

約数の個数: 32

約数和(自身を含む): 21724754688

約数和(自身を除く): 6503257407

約数列:

[1, 3, 17, 51, 103, 309, 1217, 1751, 2381, 3651, 5253, 7143, 20689, 40477, 62067, 121431, 125351, 245243, 376053, 735729, 2130967, 2897677, 4169131, 6392901, 8693031, 12507393, 49260509, 147781527, 298460731, 895382193, 5073832427, 15221497281]

約数ペア:

[(1, 15221497281), (3, 5073832427), (17, 895382193), (51, 298460731), (103, 147781527), (309, 49260509), (1217, 12507393), (1751, 8693031), (2381, 6392901), (3651, 4169131), (5253, 2897677), (7143, 2130967), (20689, 735729), (40477, 376053), (62067, 245243), (121431, 125351)]