27143475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 48434400

約数和(自身を除く): 21290925

約数列:

[1, 3, 5, 15, 17, 25, 51, 61, 75, 85, 183, 255, 305, 349, 425, 915, 1037, 1047, 1275, 1525, 1745, 3111, 4575, 5185, 5235, 5933, 8725, 15555, 17799, 21289, 25925, 26175, 29665, 63867, 77775, 88995, 106445, 148325, 319335, 361913, 444975, 532225, 1085739, 1596675, 1809565, 5428695, 9047825, 27143475]

約数ペア:

[(1, 27143475), (3, 9047825), (5, 5428695), (15, 1809565), (17, 1596675), (25, 1085739), (51, 532225), (61, 444975), (75, 361913), (85, 319335), (183, 148325), (255, 106445), (305, 88995), (349, 77775), (425, 63867), (915, 29665), (1037, 26175), (1047, 25925), (1275, 21289), (1525, 17799), (1745, 15555), (3111, 8725), (4575, 5933), (5185, 5235)]