38991015

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{17683}}^1$

素因数の和:17708

約数の個数: 36

約数和(自身を含む): 78623064

約数和(自身を除く): 39632049

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 17683, 53049, 88415, 123781, 159147, 265245, 371343, 618905, 795735, 866467, 1114029, 1856715, 2599401, 4332335, 5570145, 7798203, 12997005, 38991015]

約数ペア:

[(1, 38991015), (3, 12997005), (5, 7798203), (7, 5570145), (9, 4332335), (15, 2599401), (21, 1856715), (35, 1114029), (45, 866467), (49, 795735), (63, 618905), (105, 371343), (147, 265245), (245, 159147), (315, 123781), (441, 88415), (735, 53049), (2205, 17683)]