291217264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{29789}}^1$

素因数の和:29857

約数の個数: 40

約数和(自身を含む): 620585280

約数和(自身を除く): 329368016

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776, 29789, 59578, 119156, 238312, 387257, 476624, 774514, 1400083, 1549028, 2800166, 3098056, 5600332, 6196112, 11200664, 18201079, 22401328, 36402158, 72804316, 145608632, 291217264]

約数ペア:

[(1, 291217264), (2, 145608632), (4, 72804316), (8, 36402158), (13, 22401328), (16, 18201079), (26, 11200664), (47, 6196112), (52, 5600332), (94, 3098056), (104, 2800166), (188, 1549028), (208, 1400083), (376, 774514), (611, 476624), (752, 387257), (1222, 238312), (2444, 119156), (4888, 59578), (9776, 29789)]