213879664

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{7069}}^1$

素因数の和:7169

約数の個数: 40

約数和(自身を含む): 434833280

約数和(自身を除く): 220953616

約数列:

[1, 2, 4, 8, 16, 31, 61, 62, 122, 124, 244, 248, 488, 496, 976, 1891, 3782, 7069, 7564, 14138, 15128, 28276, 30256, 56552, 113104, 219139, 431209, 438278, 862418, 876556, 1724836, 1753112, 3449672, 3506224, 6899344, 13367479, 26734958, 53469916, 106939832, 213879664]

約数ペア:

[(1, 213879664), (2, 106939832), (4, 53469916), (8, 26734958), (16, 13367479), (31, 6899344), (61, 3506224), (62, 3449672), (122, 1753112), (124, 1724836), (244, 876556), (248, 862418), (488, 438278), (496, 431209), (976, 219139), (1891, 113104), (3782, 56552), (7069, 30256), (7564, 28276), (14138, 15128)]