165403322

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 305966880

約数和(自身を除く): 140563558

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 211, 266, 421, 422, 842, 931, 1477, 1862, 2947, 2954, 4009, 5894, 7999, 8018, 10339, 15998, 20629, 20678, 28063, 41258, 55993, 56126, 88831, 111986, 177662, 196441, 391951, 392882, 621817, 783902, 1243634, 1687789, 3375578, 4352719, 8705438, 11814523, 23629046, 82701661, 165403322]

約数ペア:

[(1, 165403322), (2, 82701661), (7, 23629046), (14, 11814523), (19, 8705438), (38, 4352719), (49, 3375578), (98, 1687789), (133, 1243634), (211, 783902), (266, 621817), (421, 392882), (422, 391951), (842, 196441), (931, 177662), (1477, 111986), (1862, 88831), (2947, 56126), (2954, 55993), (4009, 41258), (5894, 28063), (7999, 20678), (8018, 20629), (10339, 15998)]