15119979

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{1409}}^1$

素因数の和:1499

約数の個数: 24

約数和(自身を含む): 23789520

約数和(自身を除く): 8669541

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 511, 1409, 1533, 3577, 4227, 9863, 10731, 29589, 69041, 102857, 207123, 308571, 719999, 2159997, 5039993, 15119979]

約数ペア:

[(1, 15119979), (3, 5039993), (7, 2159997), (21, 719999), (49, 308571), (73, 207123), (147, 102857), (219, 69041), (511, 29589), (1409, 10731), (1533, 9863), (3577, 4227)]