15681498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 38691840

約数和(自身を除く): 23010342

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 43, 57, 86, 114, 129, 133, 258, 266, 301, 399, 457, 602, 798, 817, 903, 914, 1371, 1634, 1806, 2451, 2742, 3199, 4902, 5719, 6398, 8683, 9597, 11438, 17157, 17366, 19194, 19651, 26049, 34314, 39302, 52098, 58953, 60781, 117906, 121562, 137557, 182343, 275114, 364686, 373369, 412671, 746738, 825342, 1120107, 2240214, 2613583, 5227166, 7840749, 15681498]

約数ペア:

[(1, 15681498), (2, 7840749), (3, 5227166), (6, 2613583), (7, 2240214), (14, 1120107), (19, 825342), (21, 746738), (38, 412671), (42, 373369), (43, 364686), (57, 275114), (86, 182343), (114, 137557), (129, 121562), (133, 117906), (258, 60781), (266, 58953), (301, 52098), (399, 39302), (457, 34314), (602, 26049), (798, 19651), (817, 19194), (903, 17366), (914, 17157), (1371, 11438), (1634, 9597), (1806, 8683), (2451, 6398), (2742, 5719), (3199, 4902)]