84015988

素因数分解:

$2^2\times 7^2\times {\mathrm{193}}^1\times {\mathrm{2221}}^1$

素因数の和:2432

約数の個数: 36

約数和(自身を含む): 171996132

約数和(自身を除く): 87980144

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 193, 196, 386, 772, 1351, 2221, 2702, 4442, 5404, 8884, 9457, 15547, 18914, 31094, 37828, 62188, 108829, 217658, 428653, 435316, 857306, 1714612, 3000571, 6001142, 12002284, 21003997, 42007994, 84015988]

約数ペア:

[(1, 84015988), (2, 42007994), (4, 21003997), (7, 12002284), (14, 6001142), (28, 3000571), (49, 1714612), (98, 857306), (193, 435316), (196, 428653), (386, 217658), (772, 108829), (1351, 62188), (2221, 37828), (2702, 31094), (4442, 18914), (5404, 15547), (8884, 9457)]