28870996

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1913}}^1$

素因数の和:1949

約数の個数: 48

約数和(自身を含む): 64310400

約数和(自身を除く): 35439404

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 343, 539, 686, 1078, 1372, 1913, 2156, 3773, 3826, 7546, 7652, 13391, 15092, 21043, 26782, 42086, 53564, 84172, 93737, 147301, 187474, 294602, 374948, 589204, 656159, 1031107, 1312318, 2062214, 2624636, 4124428, 7217749, 14435498, 28870996]

約数ペア:

[(1, 28870996), (2, 14435498), (4, 7217749), (7, 4124428), (11, 2624636), (14, 2062214), (22, 1312318), (28, 1031107), (44, 656159), (49, 589204), (77, 374948), (98, 294602), (154, 187474), (196, 147301), (308, 93737), (343, 84172), (539, 53564), (686, 42086), (1078, 26782), (1372, 21043), (1913, 15092), (2156, 13391), (3773, 7652), (3826, 7546)]