42771405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4091}}^1$

素因数の和:4157

約数の個数: 32

約数和(自身を含む): 74245248

約数和(自身を除く): 31473843

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 205, 255, 615, 697, 2091, 3485, 4091, 10455, 12273, 20455, 61365, 69547, 167731, 208641, 347735, 503193, 838655, 1043205, 2515965, 2851427, 8554281, 14257135, 42771405]

約数ペア:

[(1, 42771405), (3, 14257135), (5, 8554281), (15, 2851427), (17, 2515965), (41, 1043205), (51, 838655), (85, 503193), (123, 347735), (205, 208641), (255, 167731), (615, 69547), (697, 61365), (2091, 20455), (3485, 12273), (4091, 10455)]