28194831

素因数分解:

$3^3\times 7^1\times {\mathrm{241}}^1\times {\mathrm{619}}^1$

素因数の和:876

約数の個数: 32

約数和(自身を含む): 48012800

約数和(自身を除く): 19817969

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 241, 619, 723, 1687, 1857, 2169, 4333, 5061, 5571, 6507, 12999, 15183, 16713, 38997, 45549, 116991, 149179, 447537, 1044253, 1342611, 3132759, 4027833, 9398277, 28194831]

約数ペア:

[(1, 28194831), (3, 9398277), (7, 4027833), (9, 3132759), (21, 1342611), (27, 1044253), (63, 447537), (189, 149179), (241, 116991), (619, 45549), (723, 38997), (1687, 16713), (1857, 15183), (2169, 12999), (4333, 6507), (5061, 5571)]