28379428

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13163}}^1$

素因数の和:13192

約数の個数: 36

約数和(自身を含む): 63029232

約数和(自身を除く): 34649804

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 13163, 26326, 52652, 92141, 144793, 184282, 289586, 368564, 579172, 644987, 1013551, 1289974, 2027102, 2579948, 4054204, 7094857, 14189714, 28379428]

約数ペア:

[(1, 28379428), (2, 14189714), (4, 7094857), (7, 4054204), (11, 2579948), (14, 2027102), (22, 1289974), (28, 1013551), (44, 644987), (49, 579172), (77, 368564), (98, 289586), (154, 184282), (196, 144793), (308, 92141), (539, 52652), (1078, 26326), (2156, 13163)]