256469228

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{641}}^1\times {\mathrm{4349}}^1$

素因数の和:5017

約数の個数: 24

約数和(自身を含む): 469173600

約数和(自身を除く): 212704372

約数列:

[1, 2, 4, 23, 46, 92, 641, 1282, 2564, 4349, 8698, 14743, 17396, 29486, 58972, 100027, 200054, 400108, 2787709, 5575418, 11150836, 64117307, 128234614, 256469228]

約数ペア:

[(1, 256469228), (2, 128234614), (4, 64117307), (23, 11150836), (46, 5575418), (92, 2787709), (641, 400108), (1282, 200054), (2564, 100027), (4349, 58972), (8698, 29486), (14743, 17396)]