15439494

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 36900864

約数和(自身を除く): 21461370

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 83, 86, 103, 129, 166, 206, 249, 258, 301, 309, 498, 581, 602, 618, 721, 903, 1162, 1442, 1743, 1806, 2163, 3486, 3569, 4326, 4429, 7138, 8549, 8858, 10707, 13287, 17098, 21414, 24983, 25647, 26574, 31003, 49966, 51294, 59843, 62006, 74949, 93009, 119686, 149898, 179529, 186018, 359058, 367607, 735214, 1102821, 2205642, 2573249, 5146498, 7719747, 15439494]

約数ペア:

[(1, 15439494), (2, 7719747), (3, 5146498), (6, 2573249), (7, 2205642), (14, 1102821), (21, 735214), (42, 367607), (43, 359058), (83, 186018), (86, 179529), (103, 149898), (129, 119686), (166, 93009), (206, 74949), (249, 62006), (258, 59843), (301, 51294), (309, 49966), (498, 31003), (581, 26574), (602, 25647), (618, 24983), (721, 21414), (903, 17098), (1162, 13287), (1442, 10707), (1743, 8858), (1806, 8549), (2163, 7138), (3486, 4429), (3569, 4326)]