28212835

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 40891392

約数和(自身を除く): 12678557

約数列:

[1, 5, 7, 23, 35, 101, 115, 161, 347, 505, 707, 805, 1735, 2323, 2429, 3535, 7981, 11615, 12145, 16261, 35047, 39905, 55867, 81305, 175235, 245329, 279335, 806081, 1226645, 4030405, 5642567, 28212835]

約数ペア:

[(1, 28212835), (5, 5642567), (7, 4030405), (23, 1226645), (35, 806081), (101, 279335), (115, 245329), (161, 175235), (347, 81305), (505, 55867), (707, 39905), (805, 35047), (1735, 16261), (2323, 12145), (2429, 11615), (3535, 7981)]