1321247872

素因数分解:

$2^7\times 7^1\times {\mathrm{181}}^1\times {\mathrm{8147}}^1$

素因数の和:8349

約数の個数: 64

約数和(自身を含む): 3025189440

約数和(自身を除く): 1703941568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 181, 224, 362, 448, 724, 896, 1267, 1448, 2534, 2896, 5068, 5792, 8147, 10136, 11584, 16294, 20272, 23168, 32588, 40544, 57029, 65176, 81088, 114058, 130352, 162176, 228116, 260704, 456232, 521408, 912464, 1042816, 1474607, 1824928, 2949214, 3649856, 5898428, 7299712, 10322249, 11796856, 20644498, 23593712, 41288996, 47187424, 82577992, 94374848, 165155984, 188749696, 330311968, 660623936, 1321247872]

約数ペア:

[(1, 1321247872), (2, 660623936), (4, 330311968), (7, 188749696), (8, 165155984), (14, 94374848), (16, 82577992), (28, 47187424), (32, 41288996), (56, 23593712), (64, 20644498), (112, 11796856), (128, 10322249), (181, 7299712), (224, 5898428), (362, 3649856), (448, 2949214), (724, 1824928), (896, 1474607), (1267, 1042816), (1448, 912464), (2534, 521408), (2896, 456232), (5068, 260704), (5792, 228116), (8147, 162176), (10136, 130352), (11584, 114058), (16294, 81088), (20272, 65176), (23168, 57029), (32588, 40544)]