2145156741

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{374177}}^1$

素因数の和:374210

約数の個数: 36

約数和(自身を含む): 3881722572

約数和(自身を除く): 1736565831

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 5733, 374177, 1122531, 2619239, 3367593, 4864301, 7857717, 14592903, 18334673, 23573151, 34050107, 43778709, 55004019, 102150321, 165012057, 238350749, 306450963, 715052247, 2145156741]

約数ペア:

[(1, 2145156741), (3, 715052247), (7, 306450963), (9, 238350749), (13, 165012057), (21, 102150321), (39, 55004019), (49, 43778709), (63, 34050107), (91, 23573151), (117, 18334673), (147, 14592903), (273, 7857717), (441, 4864301), (637, 3367593), (819, 2619239), (1911, 1122531), (5733, 374177)]