1664978224

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1143529}}^1$

素因数の和:1143557

約数の個数: 40

約数和(自身を含む): 3970336160

約数和(自身を除く): 2305357936

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 1143529, 2287058, 4574116, 8004703, 9148232, 14865877, 16009406, 18296464, 29731754, 32018812, 59463508, 64037624, 104061139, 118927016, 128075248, 208122278, 237854032, 416244556, 832489112, 1664978224]

約数ペア:

[(1, 1664978224), (2, 832489112), (4, 416244556), (7, 237854032), (8, 208122278), (13, 128075248), (14, 118927016), (16, 104061139), (26, 64037624), (28, 59463508), (52, 32018812), (56, 29731754), (91, 18296464), (104, 16009406), (112, 14865877), (182, 9148232), (208, 8004703), (364, 4574116), (728, 2287058), (1456, 1143529)]