164012823

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 274001280

約数和(自身を除く): 109988457

約数列:

[1, 3, 9, 13, 27, 37, 39, 73, 111, 117, 173, 219, 333, 351, 481, 519, 657, 949, 999, 1443, 1557, 1971, 2249, 2701, 2847, 4329, 4671, 6401, 6747, 8103, 8541, 12629, 12987, 19203, 20241, 24309, 25623, 35113, 37887, 57609, 60723, 72927, 83213, 105339, 113661, 164177, 172827, 249639, 316017, 340983, 467273, 492531, 748917, 948051, 1401819, 1477593, 2246751, 4205457, 4432779, 6074549, 12616371, 18223647, 54670941, 164012823]

約数ペア:

[(1, 164012823), (3, 54670941), (9, 18223647), (13, 12616371), (27, 6074549), (37, 4432779), (39, 4205457), (73, 2246751), (111, 1477593), (117, 1401819), (173, 948051), (219, 748917), (333, 492531), (351, 467273), (481, 340983), (519, 316017), (657, 249639), (949, 172827), (999, 164177), (1443, 113661), (1557, 105339), (1971, 83213), (2249, 72927), (2701, 60723), (2847, 57609), (4329, 37887), (4671, 35113), (6401, 25623), (6747, 24309), (8103, 20241), (8541, 19203), (12629, 12987)]