820199226

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{643}}^1$

素因数の和:928

約数の個数: 96

約数和(自身を含む): 2072093184

約数和(自身を除く): 1251893958

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 121, 154, 231, 242, 251, 363, 462, 502, 643, 726, 753, 847, 1286, 1506, 1694, 1757, 1929, 2541, 2761, 3514, 3858, 4501, 5082, 5271, 5522, 7073, 8283, 9002, 10542, 13503, 14146, 16566, 19327, 21219, 27006, 30371, 38654, 42438, 49511, 57981, 60742, 77803, 91113, 99022, 115962, 148533, 155606, 161393, 182226, 212597, 233409, 297066, 322786, 425194, 466818, 484179, 544621, 637791, 968358, 1089242, 1129751, 1275582, 1633863, 1775323, 2259502, 3267726, 3389253, 3550646, 5325969, 6778506, 10651938, 12427261, 19528553, 24854522, 37281783, 39057106, 58585659, 74563566, 117171318, 136699871, 273399742, 410099613, 820199226]

約数ペア:

[(1, 820199226), (2, 410099613), (3, 273399742), (6, 136699871), (7, 117171318), (11, 74563566), (14, 58585659), (21, 39057106), (22, 37281783), (33, 24854522), (42, 19528553), (66, 12427261), (77, 10651938), (121, 6778506), (154, 5325969), (231, 3550646), (242, 3389253), (251, 3267726), (363, 2259502), (462, 1775323), (502, 1633863), (643, 1275582), (726, 1129751), (753, 1089242), (847, 968358), (1286, 637791), (1506, 544621), (1694, 484179), (1757, 466818), (1929, 425194), (2541, 322786), (2761, 297066), (3514, 233409), (3858, 212597), (4501, 182226), (5082, 161393), (5271, 155606), (5522, 148533), (7073, 115962), (8283, 99022), (9002, 91113), (10542, 77803), (13503, 60742), (14146, 57981), (16566, 49511), (19327, 42438), (21219, 38654), (27006, 30371)]