211528758

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{122839}}^1$

素因数の和:122892

約数の個数: 32

約数和(自身を含む): 495290880

約数和(自身を除く): 283762122

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 122839, 245678, 368517, 737034, 859873, 1719746, 2579619, 5036399, 5159238, 10072798, 15109197, 30218394, 35254793, 70509586, 105764379, 211528758]

約数ペア:

[(1, 211528758), (2, 105764379), (3, 70509586), (6, 35254793), (7, 30218394), (14, 15109197), (21, 10072798), (41, 5159238), (42, 5036399), (82, 2579619), (123, 1719746), (246, 859873), (287, 737034), (574, 368517), (861, 245678), (1722, 122839)]