261612696

素因数分解:

$2^3\times 3^1\times {\mathrm{653}}^1\times {\mathrm{16693}}^1$

素因数の和:17355

約数の個数: 32

約数和(自身を含む): 655072560

約数和(自身を除く): 393459864

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 653, 1306, 1959, 2612, 3918, 5224, 7836, 15672, 16693, 33386, 50079, 66772, 100158, 133544, 200316, 400632, 10900529, 21801058, 32701587, 43602116, 65403174, 87204232, 130806348, 261612696]

約数ペア:

[(1, 261612696), (2, 130806348), (3, 87204232), (4, 65403174), (6, 43602116), (8, 32701587), (12, 21801058), (24, 10900529), (653, 400632), (1306, 200316), (1959, 133544), (2612, 100158), (3918, 66772), (5224, 50079), (7836, 33386), (15672, 16693)]