28717365

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{877}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 48044160

約数和(自身を除く): 19326795

約数列:

[1, 3, 5, 15, 37, 59, 111, 177, 185, 295, 555, 877, 885, 2183, 2631, 4385, 6549, 10915, 13155, 32449, 32745, 51743, 97347, 155229, 162245, 258715, 486735, 776145, 1914491, 5743473, 9572455, 28717365]

約数ペア:

[(1, 28717365), (3, 9572455), (5, 5743473), (15, 1914491), (37, 776145), (59, 486735), (111, 258715), (177, 162245), (185, 155229), (295, 97347), (555, 51743), (877, 32745), (885, 32449), (2183, 13155), (2631, 10915), (4385, 6549)]