19129131

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 34167744

約数和(自身を除く): 15038613

約数列:

[1, 3, 7, 9, 17, 21, 51, 53, 63, 119, 153, 159, 337, 357, 371, 477, 901, 1011, 1071, 1113, 2359, 2703, 3033, 3339, 5729, 6307, 7077, 8109, 17187, 17861, 18921, 21231, 40103, 51561, 53583, 56763, 120309, 125027, 160749, 303637, 360927, 375081, 910911, 1125243, 2125459, 2732733, 6376377, 19129131]

約数ペア:

[(1, 19129131), (3, 6376377), (7, 2732733), (9, 2125459), (17, 1125243), (21, 910911), (51, 375081), (53, 360927), (63, 303637), (119, 160749), (153, 125027), (159, 120309), (337, 56763), (357, 53583), (371, 51561), (477, 40103), (901, 21231), (1011, 18921), (1071, 17861), (1113, 17187), (2359, 8109), (2703, 7077), (3033, 6307), (3339, 5729)]