28919295

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12601}}^1$

素因数の和:12632

約数の個数: 32

約数和(自身を含む): 54440640

約数和(自身を除く): 25521345

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 12601, 37803, 63005, 113409, 189015, 214217, 340227, 567045, 642651, 1071085, 1701135, 1927953, 3213255, 5783859, 9639765, 28919295]

約数ペア:

[(1, 28919295), (3, 9639765), (5, 5783859), (9, 3213255), (15, 1927953), (17, 1701135), (27, 1071085), (45, 642651), (51, 567045), (85, 340227), (135, 214217), (153, 189015), (255, 113409), (459, 63005), (765, 37803), (2295, 12601)]