728838395

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 920813568

約数和(自身を除く): 191975173

約数列:

[1, 5, 37, 67, 127, 185, 335, 463, 635, 2315, 2479, 4699, 8509, 12395, 17131, 23495, 31021, 42545, 58801, 85655, 155105, 294005, 314833, 1147777, 1574165, 2175637, 3939667, 5738885, 10878185, 19698335, 145767679, 728838395]

約数ペア:

[(1, 728838395), (5, 145767679), (37, 19698335), (67, 10878185), (127, 5738885), (185, 3939667), (335, 2175637), (463, 1574165), (635, 1147777), (2315, 314833), (2479, 294005), (4699, 155105), (8509, 85655), (12395, 58801), (17131, 42545), (23495, 31021)]