1261140478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1223}}^1\times {\mathrm{2333}}^1$

素因数の和:3588

約数の個数: 32

約数和(自身を含む): 2159752896

約数和(自身を除く): 898612418

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 1223, 2333, 2446, 4666, 15899, 20791, 30329, 31798, 39661, 41582, 60658, 79322, 270283, 515593, 540566, 1031186, 2853259, 5706518, 37092367, 48505403, 74184734, 97010806, 630570239, 1261140478]

約数ペア:

[(1, 1261140478), (2, 630570239), (13, 97010806), (17, 74184734), (26, 48505403), (34, 37092367), (221, 5706518), (442, 2853259), (1223, 1031186), (2333, 540566), (2446, 515593), (4666, 270283), (15899, 79322), (20791, 60658), (30329, 41582), (31798, 39661)]