201989657

素因数分解:

${\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 221111520

約数和(自身を除く): 19121863

約数列:

[1, 23, 41, 67, 139, 529, 943, 1541, 2747, 3197, 5699, 9313, 21689, 35443, 63181, 73531, 131077, 214199, 381833, 1453163, 3014771, 4926577, 8782159, 201989657]

約数ペア:

[(1, 201989657), (23, 8782159), (41, 4926577), (67, 3014771), (139, 1453163), (529, 381833), (943, 214199), (1541, 131077), (2747, 73531), (3197, 63181), (5699, 35443), (9313, 21689)]