13237455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 26938368

約数和(自身を除く): 13700913

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 73, 77, 105, 157, 165, 219, 231, 365, 385, 471, 511, 785, 803, 1095, 1099, 1155, 1533, 1727, 2355, 2409, 2555, 3297, 4015, 5181, 5495, 5621, 7665, 8635, 11461, 12045, 12089, 16485, 16863, 25905, 28105, 34383, 36267, 57305, 60445, 80227, 84315, 126071, 171915, 181335, 240681, 378213, 401135, 630355, 882497, 1203405, 1891065, 2647491, 4412485, 13237455]

約数ペア:

[(1, 13237455), (3, 4412485), (5, 2647491), (7, 1891065), (11, 1203405), (15, 882497), (21, 630355), (33, 401135), (35, 378213), (55, 240681), (73, 181335), (77, 171915), (105, 126071), (157, 84315), (165, 80227), (219, 60445), (231, 57305), (365, 36267), (385, 34383), (471, 28105), (511, 25905), (785, 16863), (803, 16485), (1095, 12089), (1099, 12045), (1155, 11461), (1533, 8635), (1727, 7665), (2355, 5621), (2409, 5495), (2555, 5181), (3297, 4015)]