87309826

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{541}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 143608320

約数和(自身を除く): 56298494

約数列:

[1, 2, 19, 31, 38, 62, 137, 274, 541, 589, 1082, 1178, 2603, 4247, 5206, 8494, 10279, 16771, 20558, 33542, 74117, 80693, 148234, 161386, 318649, 637298, 1408223, 2297627, 2816446, 4595254, 43654913, 87309826]

約数ペア:

[(1, 87309826), (2, 43654913), (19, 4595254), (31, 2816446), (38, 2297627), (62, 1408223), (137, 637298), (274, 318649), (541, 161386), (589, 148234), (1082, 80693), (1178, 74117), (2603, 33542), (4247, 20558), (5206, 16771), (8494, 10279)]