878748

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 2276736

約数和(自身を除く): 1397988

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 131, 156, 172, 258, 262, 393, 516, 524, 559, 786, 1118, 1572, 1677, 1703, 2236, 3354, 3406, 5109, 5633, 6708, 6812, 10218, 11266, 16899, 20436, 22532, 33798, 67596, 73229, 146458, 219687, 292916, 439374, 878748]

約数ペア:

[(1, 878748), (2, 439374), (3, 292916), (4, 219687), (6, 146458), (12, 73229), (13, 67596), (26, 33798), (39, 22532), (43, 20436), (52, 16899), (78, 11266), (86, 10218), (129, 6812), (131, 6708), (156, 5633), (172, 5109), (258, 3406), (262, 3354), (393, 2236), (516, 1703), (524, 1677), (559, 1572), (786, 1118)]