28035868

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 59584000

約数和(自身を除く): 31548132

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 151, 266, 302, 349, 532, 604, 698, 1057, 1396, 2114, 2443, 2869, 4228, 4886, 5738, 6631, 9772, 11476, 13262, 20083, 26524, 40166, 46417, 52699, 80332, 92834, 105398, 185668, 210796, 368893, 737786, 1001281, 1475572, 2002562, 4005124, 7008967, 14017934, 28035868]

約数ペア:

[(1, 28035868), (2, 14017934), (4, 7008967), (7, 4005124), (14, 2002562), (19, 1475572), (28, 1001281), (38, 737786), (76, 368893), (133, 210796), (151, 185668), (266, 105398), (302, 92834), (349, 80332), (532, 52699), (604, 46417), (698, 40166), (1057, 26524), (1396, 20083), (2114, 13262), (2443, 11476), (2869, 9772), (4228, 6631), (4886, 5738)]