289770416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{29641}}^1$

素因数の和:29709

約数の個数: 40

約数和(自身を含む): 617502144

約数和(自身を除く): 327731728

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776, 29641, 59282, 118564, 237128, 385333, 474256, 770666, 1393127, 1541332, 2786254, 3082664, 5572508, 6165328, 11145016, 18110651, 22290032, 36221302, 72442604, 144885208, 289770416]

約数ペア:

[(1, 289770416), (2, 144885208), (4, 72442604), (8, 36221302), (13, 22290032), (16, 18110651), (26, 11145016), (47, 6165328), (52, 5572508), (94, 3082664), (104, 2786254), (188, 1541332), (208, 1393127), (376, 770666), (611, 474256), (752, 385333), (1222, 237128), (2444, 118564), (4888, 59282), (9776, 29641)]