28741119

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{23539}}^1$

素因数の和:23590

約数の個数: 16

約数和(自身を含む): 42936960

約数和(自身を除く): 14195841

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 23539, 70617, 258929, 776787, 870943, 2612829, 9580373, 28741119]

約数ペア:

[(1, 28741119), (3, 9580373), (11, 2612829), (33, 870943), (37, 776787), (111, 258929), (407, 70617), (1221, 23539)]