12501765

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 23182848

約数和(自身を除く): 10681083

約数列:

[1, 3, 5, 9, 15, 23, 45, 47, 69, 115, 141, 207, 235, 257, 345, 423, 705, 771, 1035, 1081, 1285, 2115, 2313, 3243, 3855, 5405, 5911, 9729, 11565, 12079, 16215, 17733, 29555, 36237, 48645, 53199, 60395, 88665, 108711, 181185, 265995, 277817, 543555, 833451, 1389085, 2500353, 4167255, 12501765]

約数ペア:

[(1, 12501765), (3, 4167255), (5, 2500353), (9, 1389085), (15, 833451), (23, 543555), (45, 277817), (47, 265995), (69, 181185), (115, 108711), (141, 88665), (207, 60395), (235, 53199), (257, 48645), (345, 36237), (423, 29555), (705, 17733), (771, 16215), (1035, 12079), (1081, 11565), (1285, 9729), (2115, 5911), (2313, 5405), (3243, 3855)]