1331193728

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{5879}}^1$

素因数の和:5983

約数の個数: 64

約数和(自身を含む): 2788884000

約数和(自身を除く): 1457690272

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 61, 64, 116, 122, 128, 232, 244, 464, 488, 928, 976, 1769, 1856, 1952, 3538, 3712, 3904, 5879, 7076, 7808, 11758, 14152, 23516, 28304, 47032, 56608, 94064, 113216, 170491, 188128, 226432, 340982, 358619, 376256, 681964, 717238, 752512, 1363928, 1434476, 2727856, 2868952, 5455712, 5737904, 10399951, 10911424, 11475808, 20799902, 21822848, 22951616, 41599804, 45903232, 83199608, 166399216, 332798432, 665596864, 1331193728]

約数ペア:

[(1, 1331193728), (2, 665596864), (4, 332798432), (8, 166399216), (16, 83199608), (29, 45903232), (32, 41599804), (58, 22951616), (61, 21822848), (64, 20799902), (116, 11475808), (122, 10911424), (128, 10399951), (232, 5737904), (244, 5455712), (464, 2868952), (488, 2727856), (928, 1434476), (976, 1363928), (1769, 752512), (1856, 717238), (1952, 681964), (3538, 376256), (3712, 358619), (3904, 340982), (5879, 226432), (7076, 188128), (7808, 170491), (11758, 113216), (14152, 94064), (23516, 56608), (28304, 47032)]