291208130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:819

約数の個数: 64

約数和(自身を含む): 579353472

約数和(自身を除く): 288145342

約数列:

[1, 2, 5, 10, 17, 34, 37, 67, 74, 85, 134, 170, 185, 335, 370, 629, 670, 691, 1139, 1258, 1382, 2278, 2479, 3145, 3455, 4958, 5695, 6290, 6910, 11390, 11747, 12395, 23494, 24790, 25567, 42143, 46297, 51134, 58735, 84286, 92594, 117470, 127835, 210715, 231485, 255670, 421430, 434639, 462970, 787049, 869278, 1574098, 1712989, 2173195, 3425978, 3935245, 4346390, 7870490, 8564945, 17129890, 29120813, 58241626, 145604065, 291208130]

約数ペア:

[(1, 291208130), (2, 145604065), (5, 58241626), (10, 29120813), (17, 17129890), (34, 8564945), (37, 7870490), (67, 4346390), (74, 3935245), (85, 3425978), (134, 2173195), (170, 1712989), (185, 1574098), (335, 869278), (370, 787049), (629, 462970), (670, 434639), (691, 421430), (1139, 255670), (1258, 231485), (1382, 210715), (2278, 127835), (2479, 117470), (3145, 92594), (3455, 84286), (4958, 58735), (5695, 51134), (6290, 46297), (6910, 42143), (11390, 25567), (11747, 24790), (12395, 23494)]