28920944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8179}}^1$

素因数の和:8217

約数の個数: 40

約数和(自身を含む): 63902160

約数和(自身を除く): 34981216

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 8179, 16358, 32716, 65432, 106327, 130864, 139043, 212654, 278086, 425308, 556172, 850616, 1112344, 1701232, 1807559, 2224688, 3615118, 7230236, 14460472, 28920944]

約数ペア:

[(1, 28920944), (2, 14460472), (4, 7230236), (8, 3615118), (13, 2224688), (16, 1807559), (17, 1701232), (26, 1112344), (34, 850616), (52, 556172), (68, 425308), (104, 278086), (136, 212654), (208, 139043), (221, 130864), (272, 106327), (442, 65432), (884, 32716), (1768, 16358), (3536, 8179)]