1089424

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 40

約数和(自身を含む): 2464128

約数和(自身を除く): 1374704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 137, 142, 274, 284, 497, 548, 568, 959, 994, 1096, 1136, 1918, 1988, 2192, 3836, 3976, 7672, 7952, 9727, 15344, 19454, 38908, 68089, 77816, 136178, 155632, 272356, 544712, 1089424]

約数ペア:

[(1, 1089424), (2, 544712), (4, 272356), (7, 155632), (8, 136178), (14, 77816), (16, 68089), (28, 38908), (56, 19454), (71, 15344), (112, 9727), (137, 7952), (142, 7672), (274, 3976), (284, 3836), (497, 2192), (548, 1988), (568, 1918), (959, 1136), (994, 1096)]