78728664

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{468623}}^1$

素因数の和:468639

約数の個数: 32

約数和(自身を含む): 224939520

約数和(自身を除く): 146210856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 468623, 937246, 1405869, 1874492, 2811738, 3280361, 3748984, 5623476, 6560722, 9841083, 11246952, 13121444, 19682166, 26242888, 39364332, 78728664]

約数ペア:

[(1, 78728664), (2, 39364332), (3, 26242888), (4, 19682166), (6, 13121444), (7, 11246952), (8, 9841083), (12, 6560722), (14, 5623476), (21, 3748984), (24, 3280361), (28, 2811738), (42, 1874492), (56, 1405869), (84, 937246), (168, 468623)]