16405155

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{967}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 31711680

約数和(自身を除く): 15306525

約数列:

[1, 3, 5, 9, 13, 15, 29, 39, 45, 65, 87, 117, 145, 195, 261, 377, 435, 585, 967, 1131, 1305, 1885, 2901, 3393, 4835, 5655, 8703, 12571, 14505, 16965, 28043, 37713, 43515, 62855, 84129, 113139, 140215, 188565, 252387, 364559, 420645, 565695, 1093677, 1261935, 1822795, 3281031, 5468385, 16405155]

約数ペア:

[(1, 16405155), (3, 5468385), (5, 3281031), (9, 1822795), (13, 1261935), (15, 1093677), (29, 565695), (39, 420645), (45, 364559), (65, 252387), (87, 188565), (117, 140215), (145, 113139), (195, 84129), (261, 62855), (377, 43515), (435, 37713), (585, 28043), (967, 16965), (1131, 14505), (1305, 12571), (1885, 8703), (2901, 5655), (3393, 4835)]