28032345

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 55756800

約数和(自身を除く): 27724455

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 43, 45, 55, 99, 129, 135, 165, 215, 297, 387, 439, 473, 495, 645, 1161, 1317, 1419, 1485, 1935, 2195, 2365, 3951, 4257, 4829, 5805, 6585, 7095, 11853, 12771, 14487, 18877, 19755, 21285, 24145, 43461, 56631, 59265, 63855, 72435, 94385, 130383, 169893, 207647, 217305, 283155, 509679, 622941, 651915, 849465, 1038235, 1868823, 2548395, 3114705, 5606469, 9344115, 28032345]

約数ペア:

[(1, 28032345), (3, 9344115), (5, 5606469), (9, 3114705), (11, 2548395), (15, 1868823), (27, 1038235), (33, 849465), (43, 651915), (45, 622941), (55, 509679), (99, 283155), (129, 217305), (135, 207647), (165, 169893), (215, 130383), (297, 94385), (387, 72435), (439, 63855), (473, 59265), (495, 56631), (645, 43461), (1161, 24145), (1317, 21285), (1419, 19755), (1485, 18877), (1935, 14487), (2195, 12771), (2365, 11853), (3951, 7095), (4257, 6585), (4829, 5805)]