1291472

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:915

約数の個数: 40

約数和(自身を含む): 3083136

約数和(自身を除く): 1791664

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 887, 1456, 1774, 3548, 6209, 7096, 11531, 12418, 14192, 23062, 24836, 46124, 49672, 80717, 92248, 99344, 161434, 184496, 322868, 645736, 1291472]

約数ペア:

[(1, 1291472), (2, 645736), (4, 322868), (7, 184496), (8, 161434), (13, 99344), (14, 92248), (16, 80717), (26, 49672), (28, 46124), (52, 24836), (56, 23062), (91, 14192), (104, 12418), (112, 11531), (182, 7096), (208, 6209), (364, 3548), (728, 1774), (887, 1456)]