215989818

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{9377}}^1$

素因数の和:9742

約数の個数: 32

約数和(自身を含む): 472651200

約数和(自身を除く): 256661382

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 349, 698, 1047, 2094, 3839, 7678, 9377, 11517, 18754, 23034, 28131, 56262, 103147, 206294, 309441, 618882, 3272573, 6545146, 9817719, 19635438, 35998303, 71996606, 107994909, 215989818]

約数ペア:

[(1, 215989818), (2, 107994909), (3, 71996606), (6, 35998303), (11, 19635438), (22, 9817719), (33, 6545146), (66, 3272573), (349, 618882), (698, 309441), (1047, 206294), (2094, 103147), (3839, 56262), (7678, 28131), (9377, 23034), (11517, 18754)]