398280348

素因数分解:

$2^2\times 3^3\times {\mathrm{131}}^1\times {\mathrm{28151}}^1$

素因数の和:28295

約数の個数: 48

約数和(自身を含む): 1040497920

約数和(自身を除く): 642217572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 131, 262, 393, 524, 786, 1179, 1572, 2358, 3537, 4716, 7074, 14148, 28151, 56302, 84453, 112604, 168906, 253359, 337812, 506718, 760077, 1013436, 1520154, 3040308, 3687781, 7375562, 11063343, 14751124, 22126686, 33190029, 44253372, 66380058, 99570087, 132760116, 199140174, 398280348]

約数ペア:

[(1, 398280348), (2, 199140174), (3, 132760116), (4, 99570087), (6, 66380058), (9, 44253372), (12, 33190029), (18, 22126686), (27, 14751124), (36, 11063343), (54, 7375562), (108, 3687781), (131, 3040308), (262, 1520154), (393, 1013436), (524, 760077), (786, 506718), (1179, 337812), (1572, 253359), (2358, 168906), (3537, 112604), (4716, 84453), (7074, 56302), (14148, 28151)]