81714975

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{373}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 142467072

約数和(自身を除く): 60752097

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 127, 345, 373, 381, 575, 635, 1119, 1725, 1865, 1905, 2921, 3175, 5595, 8579, 8763, 9325, 9525, 14605, 25737, 27975, 42895, 43815, 47371, 73025, 128685, 142113, 214475, 219075, 236855, 643425, 710565, 1089533, 1184275, 3268599, 3552825, 5447665, 16342995, 27238325, 81714975]

約数ペア:

[(1, 81714975), (3, 27238325), (5, 16342995), (15, 5447665), (23, 3552825), (25, 3268599), (69, 1184275), (75, 1089533), (115, 710565), (127, 643425), (345, 236855), (373, 219075), (381, 214475), (575, 142113), (635, 128685), (1119, 73025), (1725, 47371), (1865, 43815), (1905, 42895), (2921, 27975), (3175, 25737), (5595, 14605), (8579, 9525), (8763, 9325)]