16899610

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 38304000

約数和(自身を除く): 21404390

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 343, 379, 455, 490, 637, 686, 758, 910, 1274, 1715, 1895, 2653, 3185, 3430, 3790, 4459, 4927, 5306, 6370, 8918, 9854, 13265, 18571, 22295, 24635, 26530, 34489, 37142, 44590, 49270, 68978, 92855, 129997, 172445, 185710, 241423, 259994, 344890, 482846, 649985, 1207115, 1299970, 1689961, 2414230, 3379922, 8449805, 16899610]

約数ペア:

[(1, 16899610), (2, 8449805), (5, 3379922), (7, 2414230), (10, 1689961), (13, 1299970), (14, 1207115), (26, 649985), (35, 482846), (49, 344890), (65, 259994), (70, 241423), (91, 185710), (98, 172445), (130, 129997), (182, 92855), (245, 68978), (343, 49270), (379, 44590), (455, 37142), (490, 34489), (637, 26530), (686, 24635), (758, 22295), (910, 18571), (1274, 13265), (1715, 9854), (1895, 8918), (2653, 6370), (3185, 5306), (3430, 4927), (3790, 4459)]