857388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 2338560

約数和(自身を除く): 1481172

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 59, 84, 118, 173, 177, 236, 346, 354, 413, 519, 692, 708, 826, 1038, 1211, 1239, 1652, 2076, 2422, 2478, 3633, 4844, 4956, 7266, 10207, 14532, 20414, 30621, 40828, 61242, 71449, 122484, 142898, 214347, 285796, 428694, 857388]

約数ペア:

[(1, 857388), (2, 428694), (3, 285796), (4, 214347), (6, 142898), (7, 122484), (12, 71449), (14, 61242), (21, 40828), (28, 30621), (42, 20414), (59, 14532), (84, 10207), (118, 7266), (173, 4956), (177, 4844), (236, 3633), (346, 2478), (354, 2422), (413, 2076), (519, 1652), (692, 1239), (708, 1211), (826, 1038)]