17223999

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 26013120

約数和(自身を除く): 8789121

約数列:

[1, 3, 13, 29, 39, 87, 97, 157, 291, 377, 471, 1131, 1261, 2041, 2813, 3783, 4553, 6123, 8439, 13659, 15229, 36569, 45687, 59189, 109707, 177567, 197977, 441641, 593931, 1324923, 5741333, 17223999]

約数ペア:

[(1, 17223999), (3, 5741333), (13, 1324923), (29, 593931), (39, 441641), (87, 197977), (97, 177567), (157, 109707), (291, 59189), (377, 45687), (471, 36569), (1131, 15229), (1261, 13659), (2041, 8439), (2813, 6123), (3783, 4553)]