74205579

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 115762176

約数和(自身を除く): 41556597

約数列:

[1, 3, 7, 21, 71, 157, 213, 317, 471, 497, 951, 1099, 1491, 2219, 3297, 6657, 11147, 22507, 33441, 49769, 67521, 78029, 149307, 157549, 234087, 348383, 472647, 1045149, 3533599, 10600797, 24735193, 74205579]

約数ペア:

[(1, 74205579), (3, 24735193), (7, 10600797), (21, 3533599), (71, 1045149), (157, 472647), (213, 348383), (317, 234087), (471, 157549), (497, 149307), (951, 78029), (1099, 67521), (1491, 49769), (2219, 33441), (3297, 22507), (6657, 11147)]