28247370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:695

約数の個数: 64

約数和(自身を含む): 72648576

約数和(自身を除く): 44401206

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 97, 102, 170, 194, 255, 291, 485, 510, 571, 582, 970, 1142, 1455, 1649, 1713, 2855, 2910, 3298, 3426, 4947, 5710, 8245, 8565, 9707, 9894, 16490, 17130, 19414, 24735, 29121, 48535, 49470, 55387, 58242, 97070, 110774, 145605, 166161, 276935, 291210, 332322, 553870, 830805, 941579, 1661610, 1883158, 2824737, 4707895, 5649474, 9415790, 14123685, 28247370]

約数ペア:

[(1, 28247370), (2, 14123685), (3, 9415790), (5, 5649474), (6, 4707895), (10, 2824737), (15, 1883158), (17, 1661610), (30, 941579), (34, 830805), (51, 553870), (85, 332322), (97, 291210), (102, 276935), (170, 166161), (194, 145605), (255, 110774), (291, 97070), (485, 58242), (510, 55387), (571, 49470), (582, 48535), (970, 29121), (1142, 24735), (1455, 19414), (1649, 17130), (1713, 16490), (2855, 9894), (2910, 9707), (3298, 8565), (3426, 8245), (4947, 5710)]