7540218

素因数分解:

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

素因数の和:208

約数の個数: 72

約数和(自身を含む): 19420128

約数和(自身を除く): 11879910

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 83, 98, 103, 126, 147, 166, 206, 249, 294, 309, 441, 498, 581, 618, 721, 747, 882, 927, 1162, 1442, 1494, 1743, 1854, 2163, 3486, 4067, 4326, 5047, 5229, 6489, 8134, 8549, 10094, 10458, 12201, 12978, 15141, 17098, 24402, 25647, 30282, 36603, 45423, 51294, 59843, 73206, 76941, 90846, 119686, 153882, 179529, 359058, 418901, 538587, 837802, 1077174, 1256703, 2513406, 3770109, 7540218]

約数ペア:

[(1, 7540218), (2, 3770109), (3, 2513406), (6, 1256703), (7, 1077174), (9, 837802), (14, 538587), (18, 418901), (21, 359058), (42, 179529), (49, 153882), (63, 119686), (83, 90846), (98, 76941), (103, 73206), (126, 59843), (147, 51294), (166, 45423), (206, 36603), (249, 30282), (294, 25647), (309, 24402), (441, 17098), (498, 15141), (581, 12978), (618, 12201), (721, 10458), (747, 10094), (882, 8549), (927, 8134), (1162, 6489), (1442, 5229), (1494, 5047), (1743, 4326), (1854, 4067), (2163, 3486)]