40391745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1049}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 68947200

約数和(自身を除く): 28555455

約数列:

[1, 3, 5, 15, 17, 51, 85, 151, 255, 453, 755, 1049, 2265, 2567, 3147, 5245, 7701, 12835, 15735, 17833, 38505, 53499, 89165, 158399, 267495, 475197, 791995, 2375985, 2692783, 8078349, 13463915, 40391745]

約数ペア:

[(1, 40391745), (3, 13463915), (5, 8078349), (15, 2692783), (17, 2375985), (51, 791995), (85, 475197), (151, 267495), (255, 158399), (453, 89165), (755, 53499), (1049, 38505), (2265, 17833), (2567, 15735), (3147, 12835), (5245, 7701)]