215014737

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1\times {\mathrm{439}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 333527040

約数和(自身を除く): 118512303

約数列:

[1, 3, 7, 21, 83, 249, 281, 439, 581, 843, 1317, 1743, 1967, 3073, 5901, 9219, 23323, 36437, 69969, 109311, 123359, 163261, 255059, 370077, 489783, 765177, 863513, 2590539, 10238797, 30716391, 71671579, 215014737]

約数ペア:

[(1, 215014737), (3, 71671579), (7, 30716391), (21, 10238797), (83, 2590539), (249, 863513), (281, 765177), (439, 489783), (581, 370077), (843, 255059), (1317, 163261), (1743, 123359), (1967, 109311), (3073, 69969), (5901, 36437), (9219, 23323)]