1290439178

素因数分解:

$2^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{677}}^1\times {\mathrm{787}}^1$

素因数の和:1646

約数の個数: 32

約数和(自身を含む): 2231086464

約数和(自身を除く): 940647286

約数列:

[1, 2, 7, 14, 173, 346, 677, 787, 1211, 1354, 1574, 2422, 4739, 5509, 9478, 11018, 117121, 136151, 234242, 272302, 532799, 819847, 953057, 1065598, 1639694, 1906114, 3729593, 7459186, 92174227, 184348454, 645219589, 1290439178]

約数ペア:

[(1, 1290439178), (2, 645219589), (7, 184348454), (14, 92174227), (173, 7459186), (346, 3729593), (677, 1906114), (787, 1639694), (1211, 1065598), (1354, 953057), (1574, 819847), (2422, 532799), (4739, 272302), (5509, 234242), (9478, 136151), (11018, 117121)]