156493239

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 259153920

約数和(自身を除く): 102660681

約数列:

[1, 3, 7, 21, 31, 37, 73, 89, 93, 111, 217, 219, 259, 267, 511, 623, 651, 777, 1147, 1533, 1869, 2263, 2701, 2759, 3293, 3441, 6497, 6789, 8029, 8103, 8277, 9879, 15841, 18907, 19313, 19491, 23051, 24087, 45479, 47523, 56721, 57939, 69153, 83731, 102083, 136437, 201407, 240389, 251193, 306249, 586117, 604221, 714581, 721167, 1409849, 1682723, 1758351, 2143743, 4229547, 5048169, 7452059, 22356177, 52164413, 156493239]

約数ペア:

[(1, 156493239), (3, 52164413), (7, 22356177), (21, 7452059), (31, 5048169), (37, 4229547), (73, 2143743), (89, 1758351), (93, 1682723), (111, 1409849), (217, 721167), (219, 714581), (259, 604221), (267, 586117), (511, 306249), (623, 251193), (651, 240389), (777, 201407), (1147, 136437), (1533, 102083), (1869, 83731), (2263, 69153), (2701, 57939), (2759, 56721), (3293, 47523), (3441, 45479), (6497, 24087), (6789, 23051), (8029, 19491), (8103, 19313), (8277, 18907), (9879, 15841)]