28782378

素因数分解:

$2^1\times 3^6\times {\mathrm{19}}^1\times {\mathrm{1039}}^1$

素因数の和:1078

約数の個数: 56

約数和(自身を含む): 68203200

約数和(自身を除く): 39420822

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 486, 513, 729, 1026, 1039, 1458, 1539, 2078, 3078, 3117, 4617, 6234, 9234, 9351, 13851, 18702, 19741, 27702, 28053, 39482, 56106, 59223, 84159, 118446, 168318, 177669, 252477, 355338, 504954, 533007, 757431, 1066014, 1514862, 1599021, 3198042, 4797063, 9594126, 14391189, 28782378]

約数ペア:

[(1, 28782378), (2, 14391189), (3, 9594126), (6, 4797063), (9, 3198042), (18, 1599021), (19, 1514862), (27, 1066014), (38, 757431), (54, 533007), (57, 504954), (81, 355338), (114, 252477), (162, 177669), (171, 168318), (243, 118446), (342, 84159), (486, 59223), (513, 56106), (729, 39482), (1026, 28053), (1039, 27702), (1458, 19741), (1539, 18702), (2078, 13851), (3078, 9351), (3117, 9234), (4617, 6234)]