53387811

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 84015360

約数和(自身を除く): 30627549

約数列:

[1, 3, 9, 29, 43, 67, 71, 87, 129, 201, 213, 261, 387, 603, 639, 1247, 1943, 2059, 2881, 3053, 3741, 4757, 5829, 6177, 8643, 9159, 11223, 14271, 17487, 18531, 25929, 27477, 42813, 83549, 88537, 137953, 204551, 250647, 265611, 413859, 613653, 751941, 796833, 1241577, 1840959, 5931979, 17795937, 53387811]

約数ペア:

[(1, 53387811), (3, 17795937), (9, 5931979), (29, 1840959), (43, 1241577), (67, 796833), (71, 751941), (87, 613653), (129, 413859), (201, 265611), (213, 250647), (261, 204551), (387, 137953), (603, 88537), (639, 83549), (1247, 42813), (1943, 27477), (2059, 25929), (2881, 18531), (3053, 17487), (3741, 14271), (4757, 11223), (5829, 9159), (6177, 8643)]