189723654

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{81707}}^1$

素因数の和:81761

約数の個数: 32

約数和(自身を含む): 431418240

約数和(自身を除く): 241694586

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 2322, 81707, 163414, 245121, 490242, 735363, 1470726, 2206089, 3513401, 4412178, 7026802, 10540203, 21080406, 31620609, 63241218, 94861827, 189723654]

約数ペア:

[(1, 189723654), (2, 94861827), (3, 63241218), (6, 31620609), (9, 21080406), (18, 10540203), (27, 7026802), (43, 4412178), (54, 3513401), (86, 2206089), (129, 1470726), (258, 735363), (387, 490242), (774, 245121), (1161, 163414), (2322, 81707)]