820386

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 2156544

約数和(自身を除く): 1336158

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 383, 714, 766, 1071, 1149, 2142, 2298, 2681, 3447, 5362, 6511, 6894, 8043, 13022, 16086, 19533, 24129, 39066, 45577, 48258, 58599, 91154, 117198, 136731, 273462, 410193, 820386]

約数ペア:

[(1, 820386), (2, 410193), (3, 273462), (6, 136731), (7, 117198), (9, 91154), (14, 58599), (17, 48258), (18, 45577), (21, 39066), (34, 24129), (42, 19533), (51, 16086), (63, 13022), (102, 8043), (119, 6894), (126, 6511), (153, 5362), (238, 3447), (306, 2681), (357, 2298), (383, 2142), (714, 1149), (766, 1071)]