78972735

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{5077}}^1$

素因数の和:5163

約数の個数: 32

約数和(自身を含む): 136009152

約数和(自身を除く): 57036417

約数列:

[1, 3, 5, 15, 17, 51, 61, 85, 183, 255, 305, 915, 1037, 3111, 5077, 5185, 15231, 15555, 25385, 76155, 86309, 258927, 309697, 431545, 929091, 1294635, 1548485, 4645455, 5264849, 15794547, 26324245, 78972735]

約数ペア:

[(1, 78972735), (3, 26324245), (5, 15794547), (15, 5264849), (17, 4645455), (51, 1548485), (61, 1294635), (85, 929091), (183, 431545), (255, 309697), (305, 258927), (915, 86309), (1037, 76155), (3111, 25385), (5077, 15555), (5185, 15231)]