53561781

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3847}}^1$

素因数の和:3890

約数の個数: 48

約数和(自身を含む): 100848384

約数和(自身を除く): 47286603

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 3847, 4641, 11541, 13923, 26929, 34623, 50011, 65399, 80787, 150033, 196197, 242361, 350077, 450099, 457793, 588591, 850187, 1050231, 1373379, 2550561, 3150693, 4120137, 5951309, 7651683, 17853927, 53561781]

約数ペア:

[(1, 53561781), (3, 17853927), (7, 7651683), (9, 5951309), (13, 4120137), (17, 3150693), (21, 2550561), (39, 1373379), (51, 1050231), (63, 850187), (91, 588591), (117, 457793), (119, 450099), (153, 350077), (221, 242361), (273, 196197), (357, 150033), (663, 80787), (819, 65399), (1071, 50011), (1547, 34623), (1989, 26929), (3847, 13923), (4641, 11541)]