25878645

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1427}}^1$

素因数の和:1482

約数の個数: 48

約数和(自身を含む): 49900032

約数和(自身を除く): 24021387

約数列:

[1, 3, 5, 9, 13, 15, 31, 39, 45, 65, 93, 117, 155, 195, 279, 403, 465, 585, 1209, 1395, 1427, 2015, 3627, 4281, 6045, 7135, 12843, 18135, 18551, 21405, 44237, 55653, 64215, 92755, 132711, 166959, 221185, 278265, 398133, 575081, 663555, 834795, 1725243, 1990665, 2875405, 5175729, 8626215, 25878645]

約数ペア:

[(1, 25878645), (3, 8626215), (5, 5175729), (9, 2875405), (13, 1990665), (15, 1725243), (31, 834795), (39, 663555), (45, 575081), (65, 398133), (93, 278265), (117, 221185), (155, 166959), (195, 132711), (279, 92755), (403, 64215), (465, 55653), (585, 44237), (1209, 21405), (1395, 18551), (1427, 18135), (2015, 12843), (3627, 7135), (4281, 6045)]