1291230278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{23459}}^1$

素因数の和:23576

約数の個数: 32

約数和(自身を含む): 2187410400

約数和(自身を除く): 896180122

約数列:

[1, 2, 13, 26, 29, 58, 73, 146, 377, 754, 949, 1898, 2117, 4234, 23459, 27521, 46918, 55042, 304967, 609934, 680311, 1360622, 1712507, 3425014, 8844043, 17688086, 22262591, 44525182, 49662703, 99325406, 645615139, 1291230278]

約数ペア:

[(1, 1291230278), (2, 645615139), (13, 99325406), (26, 49662703), (29, 44525182), (58, 22262591), (73, 17688086), (146, 8844043), (377, 3425014), (754, 1712507), (949, 1360622), (1898, 680311), (2117, 609934), (4234, 304967), (23459, 55042), (27521, 46918)]