28389528

素因数分解:

$2^3\times 3^4\times {\mathrm{193}}^1\times {\mathrm{227}}^1$

素因数の和:438

約数の個数: 80

約数和(自身を含む): 80281080

約数和(自身を除く): 51891552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 193, 216, 227, 324, 386, 454, 579, 648, 681, 772, 908, 1158, 1362, 1544, 1737, 1816, 2043, 2316, 2724, 3474, 4086, 4632, 5211, 5448, 6129, 6948, 8172, 10422, 12258, 13896, 15633, 16344, 18387, 20844, 24516, 31266, 36774, 41688, 43811, 49032, 62532, 73548, 87622, 125064, 131433, 147096, 175244, 262866, 350488, 394299, 525732, 788598, 1051464, 1182897, 1577196, 2365794, 3154392, 3548691, 4731588, 7097382, 9463176, 14194764, 28389528]

約数ペア:

[(1, 28389528), (2, 14194764), (3, 9463176), (4, 7097382), (6, 4731588), (8, 3548691), (9, 3154392), (12, 2365794), (18, 1577196), (24, 1182897), (27, 1051464), (36, 788598), (54, 525732), (72, 394299), (81, 350488), (108, 262866), (162, 175244), (193, 147096), (216, 131433), (227, 125064), (324, 87622), (386, 73548), (454, 62532), (579, 49032), (648, 43811), (681, 41688), (772, 36774), (908, 31266), (1158, 24516), (1362, 20844), (1544, 18387), (1737, 16344), (1816, 15633), (2043, 13896), (2316, 12258), (2724, 10422), (3474, 8172), (4086, 6948), (4632, 6129), (5211, 5448)]