28507368

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 76282560

約数和(自身を除く): 47775192

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 107, 136, 204, 214, 321, 408, 428, 642, 653, 856, 1284, 1306, 1819, 1959, 2568, 2612, 3638, 3918, 5224, 5457, 7276, 7836, 10914, 11101, 14552, 15672, 21828, 22202, 33303, 43656, 44404, 66606, 69871, 88808, 133212, 139742, 209613, 266424, 279484, 419226, 558968, 838452, 1187807, 1676904, 2375614, 3563421, 4751228, 7126842, 9502456, 14253684, 28507368]

約数ペア:

[(1, 28507368), (2, 14253684), (3, 9502456), (4, 7126842), (6, 4751228), (8, 3563421), (12, 2375614), (17, 1676904), (24, 1187807), (34, 838452), (51, 558968), (68, 419226), (102, 279484), (107, 266424), (136, 209613), (204, 139742), (214, 133212), (321, 88808), (408, 69871), (428, 66606), (642, 44404), (653, 43656), (856, 33303), (1284, 22202), (1306, 21828), (1819, 15672), (1959, 14552), (2568, 11101), (2612, 10914), (3638, 7836), (3918, 7276), (5224, 5457)]