9943815

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 18845568

約数和(自身を除く): 8901753

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 83, 105, 147, 163, 245, 249, 415, 489, 581, 735, 815, 1141, 1245, 1743, 2445, 2905, 3423, 4067, 5705, 7987, 8715, 12201, 13529, 17115, 20335, 23961, 39935, 40587, 61005, 67645, 94703, 119805, 202935, 284109, 473515, 662921, 1420545, 1988763, 3314605, 9943815]

約数ペア:

[(1, 9943815), (3, 3314605), (5, 1988763), (7, 1420545), (15, 662921), (21, 473515), (35, 284109), (49, 202935), (83, 119805), (105, 94703), (147, 67645), (163, 61005), (245, 40587), (249, 39935), (415, 23961), (489, 20335), (581, 17115), (735, 13529), (815, 12201), (1141, 8715), (1245, 7987), (1743, 5705), (2445, 4067), (2905, 3423)]