205686723

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{839}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 142678077

約数列:

[1, 3, 11, 17, 19, 23, 33, 51, 57, 69, 187, 209, 253, 323, 391, 437, 561, 627, 759, 839, 969, 1173, 1311, 2517, 3553, 4301, 4807, 7429, 9229, 10659, 12903, 14263, 14421, 15941, 19297, 22287, 27687, 42789, 47823, 57891, 81719, 156893, 175351, 212267, 245157, 270997, 328049, 366643, 470679, 526053, 636801, 812991, 984147, 1099929, 2980967, 3608539, 4033073, 6232931, 8942901, 10825617, 12099219, 18698793, 68562241, 205686723]

約数ペア:

[(1, 205686723), (3, 68562241), (11, 18698793), (17, 12099219), (19, 10825617), (23, 8942901), (33, 6232931), (51, 4033073), (57, 3608539), (69, 2980967), (187, 1099929), (209, 984147), (253, 812991), (323, 636801), (391, 526053), (437, 470679), (561, 366643), (627, 328049), (759, 270997), (839, 245157), (969, 212267), (1173, 175351), (1311, 156893), (2517, 81719), (3553, 57891), (4301, 47823), (4807, 42789), (7429, 27687), (9229, 22287), (10659, 19297), (12903, 15941), (14263, 14421)]