209632508

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{4423}}^1$

素因数の和:4502

約数の個数: 36

約数和(自身を含む): 399301392

約数和(自身を除く): 189668884

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 289, 578, 697, 1156, 1394, 2788, 4423, 8846, 11849, 17692, 23698, 47396, 75191, 150382, 181343, 300764, 362686, 725372, 1278247, 2556494, 3082831, 5112988, 6165662, 12331324, 52408127, 104816254, 209632508]

約数ペア:

[(1, 209632508), (2, 104816254), (4, 52408127), (17, 12331324), (34, 6165662), (41, 5112988), (68, 3082831), (82, 2556494), (164, 1278247), (289, 725372), (578, 362686), (697, 300764), (1156, 181343), (1394, 150382), (2788, 75191), (4423, 47396), (8846, 23698), (11849, 17692)]