393669170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{397}}^1$

素因数の和:747

約数の個数: 64

約数和(自身を含む): 794344320

約数和(自身を除く): 400675150

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 307, 323, 397, 614, 646, 794, 1535, 1615, 1985, 3070, 3230, 3970, 5219, 5833, 6749, 7543, 10438, 11666, 13498, 15086, 26095, 29165, 33745, 37715, 52190, 58330, 67490, 75430, 99161, 121879, 128231, 198322, 243758, 256462, 495805, 609395, 641155, 991610, 1218790, 1282310, 2071943, 2315701, 4143886, 4631402, 10359715, 11578505, 20719430, 23157010, 39366917, 78733834, 196834585, 393669170]

約数ペア:

[(1, 393669170), (2, 196834585), (5, 78733834), (10, 39366917), (17, 23157010), (19, 20719430), (34, 11578505), (38, 10359715), (85, 4631402), (95, 4143886), (170, 2315701), (190, 2071943), (307, 1282310), (323, 1218790), (397, 991610), (614, 641155), (646, 609395), (794, 495805), (1535, 256462), (1615, 243758), (1985, 198322), (3070, 128231), (3230, 121879), (3970, 99161), (5219, 75430), (5833, 67490), (6749, 58330), (7543, 52190), (10438, 37715), (11666, 33745), (13498, 29165), (15086, 26095)]