27563775

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 51841920

約数和(自身を除く): 24278145

約数列:

[1, 3, 5, 15, 19, 23, 25, 29, 57, 69, 75, 87, 95, 115, 145, 285, 345, 435, 437, 475, 551, 575, 667, 725, 841, 1311, 1425, 1653, 1725, 2001, 2175, 2185, 2523, 2755, 3335, 4205, 6555, 8265, 10005, 10925, 12615, 12673, 13775, 15979, 16675, 19343, 21025, 32775, 38019, 41325, 47937, 50025, 58029, 63075, 63365, 79895, 96715, 190095, 239685, 290145, 316825, 367517, 399475, 483575, 950475, 1102551, 1198425, 1450725, 1837585, 5512755, 9187925, 27563775]

約数ペア:

[(1, 27563775), (3, 9187925), (5, 5512755), (15, 1837585), (19, 1450725), (23, 1198425), (25, 1102551), (29, 950475), (57, 483575), (69, 399475), (75, 367517), (87, 316825), (95, 290145), (115, 239685), (145, 190095), (285, 96715), (345, 79895), (435, 63365), (437, 63075), (475, 58029), (551, 50025), (575, 47937), (667, 41325), (725, 38019), (841, 32775), (1311, 21025), (1425, 19343), (1653, 16675), (1725, 15979), (2001, 13775), (2175, 12673), (2185, 12615), (2523, 10925), (2755, 10005), (3335, 8265), (4205, 6555)]