220865762

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:363

約数の個数: 48

約数和(自身を含む): 375674112

約数和(自身を除く): 154808350

約数列:

[1, 2, 13, 26, 31, 62, 107, 169, 197, 214, 338, 394, 403, 806, 1391, 2561, 2782, 3317, 5122, 5239, 6107, 6634, 10478, 12214, 18083, 21079, 33293, 36166, 42158, 43121, 66586, 79391, 86242, 158782, 274027, 548054, 560573, 653449, 1032083, 1121146, 1306898, 2064166, 3562351, 7124702, 8494837, 16989674, 110432881, 220865762]

約数ペア:

[(1, 220865762), (2, 110432881), (13, 16989674), (26, 8494837), (31, 7124702), (62, 3562351), (107, 2064166), (169, 1306898), (197, 1121146), (214, 1032083), (338, 653449), (394, 560573), (403, 548054), (806, 274027), (1391, 158782), (2561, 86242), (2782, 79391), (3317, 66586), (5122, 43121), (5239, 42158), (6107, 36166), (6634, 33293), (10478, 21079), (12214, 18083)]