28450575

素因数分解:

$3^3\times 5^2\times {\mathrm{113}}^1\times {\mathrm{373}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 52868640

約数和(自身を除く): 24418065

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 113, 135, 225, 339, 373, 565, 675, 1017, 1119, 1695, 1865, 2825, 3051, 3357, 5085, 5595, 8475, 9325, 10071, 15255, 16785, 25425, 27975, 42149, 50355, 76275, 83925, 126447, 210745, 251775, 379341, 632235, 1053725, 1138023, 1896705, 3161175, 5690115, 9483525, 28450575]

約数ペア:

[(1, 28450575), (3, 9483525), (5, 5690115), (9, 3161175), (15, 1896705), (25, 1138023), (27, 1053725), (45, 632235), (75, 379341), (113, 251775), (135, 210745), (225, 126447), (339, 83925), (373, 76275), (565, 50355), (675, 42149), (1017, 27975), (1119, 25425), (1695, 16785), (1865, 15255), (2825, 10071), (3051, 9325), (3357, 8475), (5085, 5595)]