16898385

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 31945536

約数和(自身を除く): 15047151

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 83, 105, 147, 245, 249, 277, 415, 581, 735, 831, 1245, 1385, 1743, 1939, 2905, 4067, 4155, 5817, 8715, 9695, 12201, 13573, 20335, 22991, 29085, 40719, 61005, 67865, 68973, 114955, 160937, 203595, 344865, 482811, 804685, 1126559, 2414055, 3379677, 5632795, 16898385]

約数ペア:

[(1, 16898385), (3, 5632795), (5, 3379677), (7, 2414055), (15, 1126559), (21, 804685), (35, 482811), (49, 344865), (83, 203595), (105, 160937), (147, 114955), (245, 68973), (249, 67865), (277, 61005), (415, 40719), (581, 29085), (735, 22991), (831, 20335), (1245, 13573), (1385, 12201), (1743, 9695), (1939, 8715), (2905, 5817), (4067, 4155)]