28937115

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3019}}^1$

素因数の和:3104

約数の個数: 32

約数和(自身を含む): 52185600

約数和(自身を除く): 23248485

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1917, 3019, 3195, 9057, 9585, 15095, 27171, 45285, 81513, 135855, 214349, 407565, 643047, 1071745, 1929141, 3215235, 5787423, 9645705, 28937115]

約数ペア:

[(1, 28937115), (3, 9645705), (5, 5787423), (9, 3215235), (15, 1929141), (27, 1071745), (45, 643047), (71, 407565), (135, 214349), (213, 135855), (355, 81513), (639, 45285), (1065, 27171), (1917, 15095), (3019, 9585), (3195, 9057)]