291258942

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1319}}^1$

素因数の和:1505

約数の個数: 64

約数和(自身を含む): 665280000

約数和(自身を除く): 374021058

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 149, 247, 298, 447, 494, 741, 894, 1319, 1482, 1937, 2638, 2831, 3874, 3957, 5662, 5811, 7914, 8493, 11622, 16986, 17147, 25061, 34294, 36803, 50122, 51441, 73606, 75183, 102882, 110409, 150366, 196531, 220818, 325793, 393062, 589593, 651586, 977379, 1179186, 1954758, 2554903, 3734089, 5109806, 7468178, 7664709, 11202267, 15329418, 22404534, 48543157, 97086314, 145629471, 291258942]

約数ペア:

[(1, 291258942), (2, 145629471), (3, 97086314), (6, 48543157), (13, 22404534), (19, 15329418), (26, 11202267), (38, 7664709), (39, 7468178), (57, 5109806), (78, 3734089), (114, 2554903), (149, 1954758), (247, 1179186), (298, 977379), (447, 651586), (494, 589593), (741, 393062), (894, 325793), (1319, 220818), (1482, 196531), (1937, 150366), (2638, 110409), (2831, 102882), (3874, 75183), (3957, 73606), (5662, 51441), (5811, 50122), (7914, 36803), (8493, 34294), (11622, 25061), (16986, 17147)]