28319685

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{12671}}^1$

素因数の和:12828

約数の個数: 16

約数和(自身を含む): 45619200

約数和(自身を除く): 17299515

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 12671, 38013, 63355, 190065, 1887979, 5663937, 9439895, 28319685]

約数ペア:

[(1, 28319685), (3, 9439895), (5, 5663937), (15, 1887979), (149, 190065), (447, 63355), (745, 38013), (2235, 12671)]