28724955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{863}}^1$

素因数の和:1195

約数の個数: 32

約数和(自身を含む): 52752384

約数和(自身を除く): 24027429

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 317, 863, 951, 1585, 2219, 2589, 4315, 4755, 6041, 6657, 11095, 12945, 18123, 30205, 33285, 90615, 273571, 820713, 1367855, 1914997, 4103565, 5744991, 9574985, 28724955]

約数ペア:

[(1, 28724955), (3, 9574985), (5, 5744991), (7, 4103565), (15, 1914997), (21, 1367855), (35, 820713), (105, 273571), (317, 90615), (863, 33285), (951, 30205), (1585, 18123), (2219, 12945), (2589, 11095), (4315, 6657), (4755, 6041)]