247967278

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 425005056

約数和(自身を除く): 177037778

約数列:

[1, 2, 13, 23, 26, 46, 167, 169, 191, 299, 334, 338, 382, 598, 2171, 2483, 3841, 3887, 4342, 4393, 4966, 7682, 7774, 8786, 28223, 31897, 32279, 49933, 56446, 57109, 63794, 64558, 99866, 114218, 414661, 649129, 733631, 742417, 829322, 1298258, 1467262, 1484834, 5390593, 9537203, 10781186, 19074406, 123983639, 247967278]

約数ペア:

[(1, 247967278), (2, 123983639), (13, 19074406), (23, 10781186), (26, 9537203), (46, 5390593), (167, 1484834), (169, 1467262), (191, 1298258), (299, 829322), (334, 742417), (338, 733631), (382, 649129), (598, 414661), (2171, 114218), (2483, 99866), (3841, 64558), (3887, 63794), (4342, 57109), (4393, 56446), (4966, 49933), (7682, 32279), (7774, 31897), (8786, 28223)]