78359205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2243}}^1$

素因数の和:2405

約数の個数: 32

約数和(自身を含む): 133778304

約数和(自身を除く): 55419099

約数列:

[1, 3, 5, 15, 17, 51, 85, 137, 255, 411, 685, 2055, 2243, 2329, 6729, 6987, 11215, 11645, 33645, 34935, 38131, 114393, 190655, 307291, 571965, 921873, 1536455, 4609365, 5223947, 15671841, 26119735, 78359205]

約数ペア:

[(1, 78359205), (3, 26119735), (5, 15671841), (15, 5223947), (17, 4609365), (51, 1536455), (85, 921873), (137, 571965), (255, 307291), (411, 190655), (685, 114393), (2055, 38131), (2243, 34935), (2329, 33645), (6729, 11645), (6987, 11215)]