261383806

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1\times {\mathrm{569}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 424764000

約数和(自身を除く): 163380194

約数列:

[1, 2, 17, 34, 59, 118, 229, 458, 569, 1003, 1138, 2006, 3893, 7786, 9673, 13511, 19346, 27022, 33571, 67142, 130301, 229687, 260602, 459374, 570707, 1141414, 2215117, 4430234, 7687759, 15375518, 130691903, 261383806]

約数ペア:

[(1, 261383806), (2, 130691903), (17, 15375518), (34, 7687759), (59, 4430234), (118, 2215117), (229, 1141414), (458, 570707), (569, 459374), (1003, 260602), (1138, 229687), (2006, 130301), (3893, 67142), (7786, 33571), (9673, 27022), (13511, 19346)]