278840688

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{829883}}^1$

素因数の和:829901

約数の個数: 40

約数和(自身を含む): 823244928

約数和(自身を除く): 544404240

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 829883, 1659766, 2489649, 3319532, 4979298, 5809181, 6639064, 9958596, 11618362, 13278128, 17427543, 19917192, 23236724, 34855086, 39834384, 46473448, 69710172, 92946896, 139420344, 278840688]

約数ペア:

[(1, 278840688), (2, 139420344), (3, 92946896), (4, 69710172), (6, 46473448), (7, 39834384), (8, 34855086), (12, 23236724), (14, 19917192), (16, 17427543), (21, 13278128), (24, 11618362), (28, 9958596), (42, 6639064), (48, 5809181), (56, 4979298), (84, 3319532), (112, 2489649), (168, 1659766), (336, 829883)]