681982994

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{12689}}^1$

素因数の和:13058

約数の個数: 32

約数和(自身を含む): 1279152000

約数和(自身を除く): 597169006

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 349, 698, 2443, 3839, 4886, 7678, 12689, 25378, 26873, 53746, 88823, 139579, 177646, 279158, 977053, 1954106, 4428461, 8856922, 30999227, 48713071, 61998454, 97426142, 340991497, 681982994]

約数ペア:

[(1, 681982994), (2, 340991497), (7, 97426142), (11, 61998454), (14, 48713071), (22, 30999227), (77, 8856922), (154, 4428461), (349, 1954106), (698, 977053), (2443, 279158), (3839, 177646), (4886, 139579), (7678, 88823), (12689, 53746), (25378, 26873)]