306388641

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{857}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 449729280

約数和(自身を除く): 143340639

約数列:

[1, 3, 13, 39, 89, 103, 267, 309, 857, 1157, 1339, 2571, 3471, 4017, 9167, 11141, 27501, 33423, 76273, 88271, 119171, 228819, 264813, 357513, 991549, 1147523, 2974647, 3442569, 7856119, 23568357, 102129547, 306388641]

約数ペア:

[(1, 306388641), (3, 102129547), (13, 23568357), (39, 7856119), (89, 3442569), (103, 2974647), (267, 1147523), (309, 991549), (857, 357513), (1157, 264813), (1339, 228819), (2571, 119171), (3471, 88271), (4017, 76273), (9167, 33423), (11141, 27501)]