123940518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{15427}}^1$

素因数の和:15548

約数の個数: 32

約数和(自身を含む): 269558016

約数和(自身を除く): 145617498

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 206, 309, 618, 1339, 2678, 4017, 8034, 15427, 30854, 46281, 92562, 200551, 401102, 601653, 1203306, 1588981, 3177962, 4766943, 9533886, 20656753, 41313506, 61970259, 123940518]

約数ペア:

[(1, 123940518), (2, 61970259), (3, 41313506), (6, 20656753), (13, 9533886), (26, 4766943), (39, 3177962), (78, 1588981), (103, 1203306), (206, 601653), (309, 401102), (618, 200551), (1339, 92562), (2678, 46281), (4017, 30854), (8034, 15427)]