28871066

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 27116134

約数列:

[1, 2, 7, 14, 17, 29, 34, 47, 58, 89, 94, 119, 178, 203, 238, 329, 406, 493, 623, 658, 799, 986, 1246, 1363, 1513, 1598, 2581, 2726, 3026, 3451, 4183, 5162, 5593, 6902, 8366, 9541, 10591, 11186, 18067, 19082, 21182, 23171, 29281, 36134, 43877, 46342, 58562, 71111, 87754, 121307, 142222, 162197, 242614, 307139, 324394, 497777, 614278, 849149, 995554, 1698298, 2062219, 4124438, 14435533, 28871066]

約数ペア:

[(1, 28871066), (2, 14435533), (7, 4124438), (14, 2062219), (17, 1698298), (29, 995554), (34, 849149), (47, 614278), (58, 497777), (89, 324394), (94, 307139), (119, 242614), (178, 162197), (203, 142222), (238, 121307), (329, 87754), (406, 71111), (493, 58562), (623, 46342), (658, 43877), (799, 36134), (986, 29281), (1246, 23171), (1363, 21182), (1513, 19082), (1598, 18067), (2581, 11186), (2726, 10591), (3026, 9541), (3451, 8366), (4183, 6902), (5162, 5593)]