25693395

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2689}}^1$

素因数の和:2724

約数の個数: 48

約数和(自身を含む): 51518880

約数和(自身を除く): 25825485

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 2689, 3185, 8067, 9555, 13445, 18823, 34957, 40335, 56469, 94115, 104871, 131761, 174785, 244699, 282345, 395283, 524355, 658805, 734097, 1223495, 1712893, 1976415, 3670485, 5138679, 8564465, 25693395]

約数ペア:

[(1, 25693395), (3, 8564465), (5, 5138679), (7, 3670485), (13, 1976415), (15, 1712893), (21, 1223495), (35, 734097), (39, 658805), (49, 524355), (65, 395283), (91, 282345), (105, 244699), (147, 174785), (195, 131761), (245, 104871), (273, 94115), (455, 56469), (637, 40335), (735, 34957), (1365, 18823), (1911, 13445), (2689, 9555), (3185, 8067)]