289493764

素因数分解:

$2^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{20233}}^1$

素因数の和:20324

約数の個数: 36

約数和(自身を含む): 597429084

約数和(自身を除く): 307935320

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 146, 196, 292, 511, 1022, 2044, 3577, 7154, 14308, 20233, 40466, 80932, 141631, 283262, 566524, 991417, 1477009, 1982834, 2954018, 3965668, 5908036, 10339063, 20678126, 41356252, 72373441, 144746882, 289493764]

約数ペア:

[(1, 289493764), (2, 144746882), (4, 72373441), (7, 41356252), (14, 20678126), (28, 10339063), (49, 5908036), (73, 3965668), (98, 2954018), (146, 1982834), (196, 1477009), (292, 991417), (511, 566524), (1022, 283262), (2044, 141631), (3577, 80932), (7154, 40466), (14308, 20233)]