28097576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 59579520

約数和(自身を除く): 31481944

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 61, 86, 103, 104, 122, 172, 206, 244, 344, 412, 488, 559, 793, 824, 1118, 1339, 1586, 2236, 2623, 2678, 3172, 4429, 4472, 5246, 5356, 6283, 6344, 8858, 10492, 10712, 12566, 17716, 20984, 25132, 34099, 35432, 50264, 57577, 68198, 81679, 115154, 136396, 163358, 230308, 270169, 272792, 326716, 460616, 540338, 653432, 1080676, 2161352, 3512197, 7024394, 14048788, 28097576]

約数ペア:

[(1, 28097576), (2, 14048788), (4, 7024394), (8, 3512197), (13, 2161352), (26, 1080676), (43, 653432), (52, 540338), (61, 460616), (86, 326716), (103, 272792), (104, 270169), (122, 230308), (172, 163358), (206, 136396), (244, 115154), (344, 81679), (412, 68198), (488, 57577), (559, 50264), (793, 35432), (824, 34099), (1118, 25132), (1339, 20984), (1586, 17716), (2236, 12566), (2623, 10712), (2678, 10492), (3172, 8858), (4429, 6344), (4472, 6283), (5246, 5356)]