491274

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{557}}^1$

素因数の和:579

約数の個数: 36

約数和(自身を含む): 1240434

約数和(自身を除く): 749160

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 557, 882, 1114, 1671, 3342, 3899, 5013, 7798, 10026, 11697, 23394, 27293, 35091, 54586, 70182, 81879, 163758, 245637, 491274]

約数ペア:

[(1, 491274), (2, 245637), (3, 163758), (6, 81879), (7, 70182), (9, 54586), (14, 35091), (18, 27293), (21, 23394), (42, 11697), (49, 10026), (63, 7798), (98, 5013), (126, 3899), (147, 3342), (294, 1671), (441, 1114), (557, 882)]