647495968

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{47387}}^1$

素因数の和:47465

約数の個数: 48

約数和(自身を含む): 1480780224

約数和(自身を除く): 833284256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 224, 244, 427, 488, 854, 976, 1708, 1952, 3416, 6832, 13664, 47387, 94774, 189548, 331709, 379096, 663418, 758192, 1326836, 1516384, 2653672, 2890607, 5307344, 5781214, 10614688, 11562428, 20234249, 23124856, 40468498, 46249712, 80936996, 92499424, 161873992, 323747984, 647495968]

約数ペア:

[(1, 647495968), (2, 323747984), (4, 161873992), (7, 92499424), (8, 80936996), (14, 46249712), (16, 40468498), (28, 23124856), (32, 20234249), (56, 11562428), (61, 10614688), (112, 5781214), (122, 5307344), (224, 2890607), (244, 2653672), (427, 1516384), (488, 1326836), (854, 758192), (976, 663418), (1708, 379096), (1952, 331709), (3416, 189548), (6832, 94774), (13664, 47387)]