77428515

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{1033}}^1$

素因数の和:1323

約数の個数: 32

約数和(自身を含む): 131028480

約数和(自身を除く): 53599965

約数列:

[1, 3, 5, 15, 19, 57, 95, 263, 285, 789, 1033, 1315, 3099, 3945, 4997, 5165, 14991, 15495, 19627, 24985, 58881, 74955, 98135, 271679, 294405, 815037, 1358395, 4075185, 5161901, 15485703, 25809505, 77428515]

約数ペア:

[(1, 77428515), (3, 25809505), (5, 15485703), (15, 5161901), (19, 4075185), (57, 1358395), (95, 815037), (263, 294405), (285, 271679), (789, 98135), (1033, 74955), (1315, 58881), (3099, 24985), (3945, 19627), (4997, 15495), (5165, 14991)]