8972775

素因数分解:

$3^5\times 5^2\times 7^1\times {\mathrm{211}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 19137664

約数和(自身を除く): 10164889

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 211, 225, 243, 315, 405, 525, 567, 633, 675, 945, 1055, 1215, 1477, 1575, 1701, 1899, 2025, 2835, 3165, 4431, 4725, 5275, 5697, 6075, 7385, 8505, 9495, 13293, 14175, 15825, 17091, 22155, 28485, 36925, 39879, 42525, 47475, 51273, 66465, 85455, 110775, 119637, 142425, 199395, 256365, 332325, 358911, 427275, 598185, 996975, 1281825, 1794555, 2990925, 8972775]

約数ペア:

[(1, 8972775), (3, 2990925), (5, 1794555), (7, 1281825), (9, 996975), (15, 598185), (21, 427275), (25, 358911), (27, 332325), (35, 256365), (45, 199395), (63, 142425), (75, 119637), (81, 110775), (105, 85455), (135, 66465), (175, 51273), (189, 47475), (211, 42525), (225, 39879), (243, 36925), (315, 28485), (405, 22155), (525, 17091), (567, 15825), (633, 14175), (675, 13293), (945, 9495), (1055, 8505), (1215, 7385), (1477, 6075), (1575, 5697), (1701, 5275), (1899, 4725), (2025, 4431), (2835, 3165)]