15904707

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 29030400

約数和(自身を除く): 13125693

約数列:

[1, 3, 7, 13, 17, 21, 23, 39, 51, 69, 91, 119, 149, 161, 221, 273, 299, 357, 391, 447, 483, 663, 897, 1043, 1173, 1547, 1937, 2093, 2533, 2737, 3129, 3427, 4641, 5083, 5811, 6279, 7599, 8211, 10281, 13559, 15249, 17731, 23989, 32929, 35581, 40677, 44551, 53193, 58259, 71967, 98787, 106743, 133653, 174777, 230503, 311857, 407813, 691509, 757367, 935571, 1223439, 2272101, 5301569, 15904707]

約数ペア:

[(1, 15904707), (3, 5301569), (7, 2272101), (13, 1223439), (17, 935571), (21, 757367), (23, 691509), (39, 407813), (51, 311857), (69, 230503), (91, 174777), (119, 133653), (149, 106743), (161, 98787), (221, 71967), (273, 58259), (299, 53193), (357, 44551), (391, 40677), (447, 35581), (483, 32929), (663, 23989), (897, 17731), (1043, 15249), (1173, 13559), (1547, 10281), (1937, 8211), (2093, 7599), (2533, 6279), (2737, 5811), (3129, 5083), (3427, 4641)]