12640554

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:535

約数の個数: 48

約数和(自身を含む): 29357640

約数和(自身を除く): 16717086

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 101, 102, 153, 202, 303, 306, 409, 606, 818, 909, 1227, 1717, 1818, 2454, 3434, 3681, 5151, 6953, 7362, 10302, 13906, 15453, 20859, 30906, 41309, 41718, 62577, 82618, 123927, 125154, 247854, 371781, 702253, 743562, 1404506, 2106759, 4213518, 6320277, 12640554]

約数ペア:

[(1, 12640554), (2, 6320277), (3, 4213518), (6, 2106759), (9, 1404506), (17, 743562), (18, 702253), (34, 371781), (51, 247854), (101, 125154), (102, 123927), (153, 82618), (202, 62577), (303, 41718), (306, 41309), (409, 30906), (606, 20859), (818, 15453), (909, 13906), (1227, 10302), (1717, 7362), (1818, 6953), (2454, 5151), (3434, 3681)]