1290211886212

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{12640709}}^1$

素因数の和:12640828

約数の個数: 48

約数和(自身を含む): 2548367136000

約数和(自身を除く): 1258155249788

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 79, 158, 316, 323, 646, 1292, 1343, 1501, 2686, 3002, 5372, 6004, 25517, 51034, 102068, 12640709, 25281418, 50562836, 214892053, 240173471, 429784106, 480346942, 859568212, 960693884, 998616011, 1997232022, 3994464044, 4082949007, 8165898014, 16331796028, 16976472187, 18973704209, 33952944374, 37947408418, 67905888748, 75894816836, 322552971553, 645105943106, 1290211886212]

約数ペア:

[(1, 1290211886212), (2, 645105943106), (4, 322552971553), (17, 75894816836), (19, 67905888748), (34, 37947408418), (38, 33952944374), (68, 18973704209), (76, 16976472187), (79, 16331796028), (158, 8165898014), (316, 4082949007), (323, 3994464044), (646, 1997232022), (1292, 998616011), (1343, 960693884), (1501, 859568212), (2686, 480346942), (3002, 429784106), (5372, 240173471), (6004, 214892053), (25517, 50562836), (51034, 25281418), (102068, 12640709)]