259969215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:592

約数の個数: 64

約数和(自身を含む): 471905280

約数和(自身を除く): 211936065

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 97, 111, 165, 185, 291, 407, 439, 485, 555, 1067, 1221, 1317, 1455, 2035, 2195, 3201, 3589, 4829, 5335, 6105, 6585, 10767, 14487, 16005, 16243, 17945, 24145, 39479, 42583, 48729, 53835, 72435, 81215, 118437, 127749, 178673, 197395, 212915, 243645, 468413, 536019, 592185, 638745, 893365, 1405239, 1575571, 2342065, 2680095, 4726713, 7026195, 7877855, 17331281, 23633565, 51993843, 86656405, 259969215]

約数ペア:

[(1, 259969215), (3, 86656405), (5, 51993843), (11, 23633565), (15, 17331281), (33, 7877855), (37, 7026195), (55, 4726713), (97, 2680095), (111, 2342065), (165, 1575571), (185, 1405239), (291, 893365), (407, 638745), (439, 592185), (485, 536019), (555, 468413), (1067, 243645), (1221, 212915), (1317, 197395), (1455, 178673), (2035, 127749), (2195, 118437), (3201, 81215), (3589, 72435), (4829, 53835), (5335, 48729), (6105, 42583), (6585, 39479), (10767, 24145), (14487, 17945), (16005, 16243)]