823965128

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1\times {\mathrm{509}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 1790467200

約数和(自身を除く): 966502072

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 211, 274, 422, 509, 548, 844, 959, 1018, 1096, 1477, 1688, 1918, 2036, 2954, 3563, 3836, 4072, 5908, 7126, 7672, 11816, 14252, 28504, 28907, 57814, 69733, 107399, 115628, 139466, 202349, 214798, 231256, 278932, 404698, 429596, 488131, 557864, 751793, 809396, 859192, 976262, 1503586, 1618792, 1952524, 3007172, 3905048, 6014344, 14713663, 29427326, 58854652, 102995641, 117709304, 205991282, 411982564, 823965128]

約数ペア:

[(1, 823965128), (2, 411982564), (4, 205991282), (7, 117709304), (8, 102995641), (14, 58854652), (28, 29427326), (56, 14713663), (137, 6014344), (211, 3905048), (274, 3007172), (422, 1952524), (509, 1618792), (548, 1503586), (844, 976262), (959, 859192), (1018, 809396), (1096, 751793), (1477, 557864), (1688, 488131), (1918, 429596), (2036, 404698), (2954, 278932), (3563, 231256), (3836, 214798), (4072, 202349), (5908, 139466), (7126, 115628), (7672, 107399), (11816, 69733), (14252, 57814), (28504, 28907)]