71873178

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{809}}^1$

素因数の和:911

約数の個数: 64

約数和(自身を含む): 166561920

約数和(自身を除く): 94688742

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 67, 78, 102, 134, 201, 221, 402, 442, 663, 809, 871, 1139, 1326, 1618, 1742, 2278, 2427, 2613, 3417, 4854, 5226, 6834, 10517, 13753, 14807, 21034, 27506, 29614, 31551, 41259, 44421, 54203, 63102, 82518, 88842, 108406, 162609, 178789, 325218, 357578, 536367, 704639, 921451, 1072734, 1409278, 1842902, 2113917, 2764353, 4227834, 5528706, 11978863, 23957726, 35936589, 71873178]

約数ペア:

[(1, 71873178), (2, 35936589), (3, 23957726), (6, 11978863), (13, 5528706), (17, 4227834), (26, 2764353), (34, 2113917), (39, 1842902), (51, 1409278), (67, 1072734), (78, 921451), (102, 704639), (134, 536367), (201, 357578), (221, 325218), (402, 178789), (442, 162609), (663, 108406), (809, 88842), (871, 82518), (1139, 63102), (1326, 54203), (1618, 44421), (1742, 41259), (2278, 31551), (2427, 29614), (2613, 27506), (3417, 21034), (4854, 14807), (5226, 13753), (6834, 10517)]