201784390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{2131}}^1$

素因数の和:2712

約数の個数: 32

約数和(自身を含む): 385448544

約数和(自身を除く): 183664154

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 557, 1114, 2131, 2785, 4262, 5570, 9469, 10655, 18938, 21310, 36227, 47345, 72454, 94690, 181135, 362270, 1186967, 2373934, 5934835, 11869670, 20178439, 40356878, 100892195, 201784390]

約数ペア:

[(1, 201784390), (2, 100892195), (5, 40356878), (10, 20178439), (17, 11869670), (34, 5934835), (85, 2373934), (170, 1186967), (557, 362270), (1114, 181135), (2131, 94690), (2785, 72454), (4262, 47345), (5570, 36227), (9469, 21310), (10655, 18938)]