15165255

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 28892160

約数和(自身を除く): 13726905

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 105, 141, 147, 235, 245, 329, 439, 705, 735, 987, 1317, 1645, 2195, 2303, 3073, 4935, 6585, 6909, 9219, 11515, 15365, 20633, 21511, 34545, 46095, 61899, 64533, 103165, 107555, 144431, 309495, 322665, 433293, 722155, 1011017, 2166465, 3033051, 5055085, 15165255]

約数ペア:

[(1, 15165255), (3, 5055085), (5, 3033051), (7, 2166465), (15, 1011017), (21, 722155), (35, 433293), (47, 322665), (49, 309495), (105, 144431), (141, 107555), (147, 103165), (235, 64533), (245, 61899), (329, 46095), (439, 34545), (705, 21511), (735, 20633), (987, 15365), (1317, 11515), (1645, 9219), (2195, 6909), (2303, 6585), (3073, 4935)]