253471455

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4517}}^1$

素因数の和:4600

約数の個数: 48

約数和(自身を含む): 465173280

約数和(自身を除く): 211701825

約数列:

[1, 3, 5, 9, 15, 29, 43, 45, 87, 129, 145, 215, 261, 387, 435, 645, 1247, 1305, 1935, 3741, 4517, 6235, 11223, 13551, 18705, 22585, 40653, 56115, 67755, 130993, 194231, 203265, 392979, 582693, 654965, 971155, 1178937, 1748079, 1964895, 2913465, 5632699, 5894685, 8740395, 16898097, 28163495, 50694291, 84490485, 253471455]

約数ペア:

[(1, 253471455), (3, 84490485), (5, 50694291), (9, 28163495), (15, 16898097), (29, 8740395), (43, 5894685), (45, 5632699), (87, 2913465), (129, 1964895), (145, 1748079), (215, 1178937), (261, 971155), (387, 654965), (435, 582693), (645, 392979), (1247, 203265), (1305, 194231), (1935, 130993), (3741, 67755), (4517, 56115), (6235, 40653), (11223, 22585), (13551, 18705)]