210696556

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{307}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 428302336

約数和(自身を除く): 217605780

約数列:

[1, 2, 4, 7, 14, 28, 127, 193, 254, 307, 386, 508, 614, 772, 889, 1228, 1351, 1778, 2149, 2702, 3556, 4298, 5404, 8596, 24511, 38989, 49022, 59251, 77978, 98044, 118502, 155956, 171577, 237004, 272923, 343154, 414757, 545846, 686308, 829514, 1091692, 1659028, 7524877, 15049754, 30099508, 52674139, 105348278, 210696556]

約数ペア:

[(1, 210696556), (2, 105348278), (4, 52674139), (7, 30099508), (14, 15049754), (28, 7524877), (127, 1659028), (193, 1091692), (254, 829514), (307, 686308), (386, 545846), (508, 414757), (614, 343154), (772, 272923), (889, 237004), (1228, 171577), (1351, 155956), (1778, 118502), (2149, 98044), (2702, 77978), (3556, 59251), (4298, 49022), (5404, 38989), (8596, 24511)]