2011663779

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^2\times {\mathrm{109}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 2945395200

約数和(自身を除く): 933731421

約数列:

[1, 3, 19, 47, 57, 83, 109, 141, 249, 327, 893, 1577, 2071, 2679, 3901, 4731, 5123, 6213, 6889, 9047, 11703, 15369, 20667, 27141, 74119, 97337, 130891, 171893, 222357, 292011, 323783, 392673, 425209, 515679, 750901, 971349, 1275627, 2252703, 6151877, 8078971, 14267119, 18455631, 24236913, 35292347, 42801357, 105877041, 670554593, 2011663779]

約数ペア:

[(1, 2011663779), (3, 670554593), (19, 105877041), (47, 42801357), (57, 35292347), (83, 24236913), (109, 18455631), (141, 14267119), (249, 8078971), (327, 6151877), (893, 2252703), (1577, 1275627), (2071, 971349), (2679, 750901), (3901, 515679), (4731, 425209), (5123, 392673), (6213, 323783), (6889, 292011), (9047, 222357), (11703, 171893), (15369, 130891), (20667, 97337), (27141, 74119)]