28288246

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 49766400

約数和(自身を除く): 21478154

約数列:

[1, 2, 7, 14, 71, 142, 149, 191, 298, 382, 497, 994, 1043, 1337, 2086, 2674, 10579, 13561, 21158, 27122, 28459, 56918, 74053, 94927, 148106, 189854, 199213, 398426, 2020589, 4041178, 14144123, 28288246]

約数ペア:

[(1, 28288246), (2, 14144123), (7, 4041178), (14, 2020589), (71, 398426), (142, 199213), (149, 189854), (191, 148106), (298, 94927), (382, 74053), (497, 56918), (994, 28459), (1043, 27122), (1337, 21158), (2086, 13561), (2674, 10579)]