2172105

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 4193280

約数和(自身を除く): 2021175

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 47, 65, 79, 117, 141, 195, 235, 237, 395, 423, 585, 611, 705, 711, 1027, 1185, 1833, 2115, 3055, 3081, 3555, 3713, 5135, 5499, 9165, 9243, 11139, 15405, 18565, 27495, 33417, 46215, 48269, 55695, 144807, 167085, 241345, 434421, 724035, 2172105]

約数ペア:

[(1, 2172105), (3, 724035), (5, 434421), (9, 241345), (13, 167085), (15, 144807), (39, 55695), (45, 48269), (47, 46215), (65, 33417), (79, 27495), (117, 18565), (141, 15405), (195, 11139), (235, 9243), (237, 9165), (395, 5499), (423, 5135), (585, 3713), (611, 3555), (705, 3081), (711, 3055), (1027, 2115), (1185, 1833)]