221151798

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{250739}}^1$

素因数の和:250761

約数の個数: 36

約数和(自身を含む): 557395020

約数和(自身を除く): 336243222

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 250739, 501478, 752217, 1504434, 1755173, 2256651, 3510346, 4513302, 5265519, 10531038, 12286211, 15796557, 24572422, 31593114, 36858633, 73717266, 110575899, 221151798]

約数ペア:

[(1, 221151798), (2, 110575899), (3, 73717266), (6, 36858633), (7, 31593114), (9, 24572422), (14, 15796557), (18, 12286211), (21, 10531038), (42, 5265519), (49, 4513302), (63, 3510346), (98, 2256651), (126, 1755173), (147, 1504434), (294, 752217), (441, 501478), (882, 250739)]