1978889484

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1153199}}^1$

素因数の和:1153230

約数の個数: 48

約数和(自身を含む): 5424652800

約数和(自身を除く): 3445763316

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 1153199, 2306398, 3459597, 4612796, 6919194, 12685189, 13838388, 14991587, 25370378, 29983174, 38055567, 44974761, 50740756, 59966348, 76111134, 89949522, 152222268, 164907457, 179899044, 329814914, 494722371, 659629828, 989444742, 1978889484]

約数ペア:

[(1, 1978889484), (2, 989444742), (3, 659629828), (4, 494722371), (6, 329814914), (11, 179899044), (12, 164907457), (13, 152222268), (22, 89949522), (26, 76111134), (33, 59966348), (39, 50740756), (44, 44974761), (52, 38055567), (66, 29983174), (78, 25370378), (132, 14991587), (143, 13838388), (156, 12685189), (286, 6919194), (429, 4612796), (572, 3459597), (858, 2306398), (1716, 1153199)]