28734365

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 40919040

約数和(自身を除く): 12184675

約数列:

[1, 5, 11, 19, 31, 55, 95, 155, 209, 341, 589, 887, 1045, 1705, 2945, 4435, 6479, 9757, 16853, 27497, 32395, 48785, 84265, 137485, 185383, 302467, 522443, 926915, 1512335, 2612215, 5746873, 28734365]

約数ペア:

[(1, 28734365), (5, 5746873), (11, 2612215), (19, 1512335), (31, 926915), (55, 522443), (95, 302467), (155, 185383), (209, 137485), (341, 84265), (589, 48785), (887, 32395), (1045, 27497), (1705, 16853), (2945, 9757), (4435, 6479)]