388230915

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{19073}}^1$

素因数の和:19163

約数の個数: 32

約数和(自身を含む): 659197440

約数和(自身を除く): 270966525

約数列:

[1, 3, 5, 15, 23, 59, 69, 115, 177, 295, 345, 885, 1357, 4071, 6785, 19073, 20355, 57219, 95365, 286095, 438679, 1125307, 1316037, 2193395, 3375921, 5626535, 6580185, 16879605, 25882061, 77646183, 129410305, 388230915]

約数ペア:

[(1, 388230915), (3, 129410305), (5, 77646183), (15, 25882061), (23, 16879605), (59, 6580185), (69, 5626535), (115, 3375921), (177, 2193395), (295, 1316037), (345, 1125307), (885, 438679), (1357, 286095), (4071, 95365), (6785, 57219), (19073, 20355)]