287130258

素因数分解:

$2^1\times 3^5\times {\mathrm{197}}^1\times {\mathrm{2999}}^1$

素因数の和:3213

約数の個数: 48

約数和(自身を含む): 648648000

約数和(自身を除く): 361517742

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 197, 243, 394, 486, 591, 1182, 1773, 2999, 3546, 5319, 5998, 8997, 10638, 15957, 17994, 26991, 31914, 47871, 53982, 80973, 95742, 161946, 242919, 485838, 590803, 728757, 1181606, 1457514, 1772409, 3544818, 5317227, 10634454, 15951681, 31903362, 47855043, 95710086, 143565129, 287130258]

約数ペア:

[(1, 287130258), (2, 143565129), (3, 95710086), (6, 47855043), (9, 31903362), (18, 15951681), (27, 10634454), (54, 5317227), (81, 3544818), (162, 1772409), (197, 1457514), (243, 1181606), (394, 728757), (486, 590803), (591, 485838), (1182, 242919), (1773, 161946), (2999, 95742), (3546, 80973), (5319, 53982), (5998, 47871), (8997, 31914), (10638, 26991), (15957, 17994)]