1291301199

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{859}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 2012400000

約数和(自身を除く): 721098801

約数列:

[1, 3, 9, 19, 57, 59, 149, 171, 177, 447, 531, 859, 1121, 1341, 2577, 2831, 3363, 7731, 8493, 8791, 10089, 16321, 25479, 26373, 48963, 50681, 79119, 127991, 146889, 152043, 167029, 383973, 456129, 501087, 962939, 1151919, 1503261, 2431829, 2888817, 7295487, 7551469, 8666451, 21886461, 22654407, 67963221, 143477911, 430433733, 1291301199]

約数ペア:

[(1, 1291301199), (3, 430433733), (9, 143477911), (19, 67963221), (57, 22654407), (59, 21886461), (149, 8666451), (171, 7551469), (177, 7295487), (447, 2888817), (531, 2431829), (859, 1503261), (1121, 1151919), (1341, 962939), (2577, 501087), (2831, 456129), (3363, 383973), (7731, 167029), (8493, 152043), (8791, 146889), (10089, 127991), (16321, 79119), (25479, 50681), (26373, 48963)]