81223275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1181}}^1$

素因数の和:1332

約数の個数: 48

約数和(自身を含む): 154775808

約数和(自身を除く): 73552533

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 131, 175, 393, 525, 655, 917, 1181, 1965, 2751, 3275, 3543, 4585, 5905, 8267, 9825, 13755, 17715, 22925, 24801, 29525, 41335, 68775, 88575, 124005, 154711, 206675, 464133, 620025, 773555, 1082977, 2320665, 3248931, 3867775, 5414885, 11603325, 16244655, 27074425, 81223275]

約数ペア:

[(1, 81223275), (3, 27074425), (5, 16244655), (7, 11603325), (15, 5414885), (21, 3867775), (25, 3248931), (35, 2320665), (75, 1082977), (105, 773555), (131, 620025), (175, 464133), (393, 206675), (525, 154711), (655, 124005), (917, 88575), (1181, 68775), (1965, 41335), (2751, 29525), (3275, 24801), (3543, 22925), (4585, 17715), (5905, 13755), (8267, 9825)]