821000862

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^2\times {\mathrm{349}}^1$

素因数の和:586

約数の個数: 72

約数和(自身を含む): 1964125800

約数和(自身を除く): 1143124938

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 109, 198, 218, 327, 349, 654, 698, 981, 1047, 1199, 1962, 2094, 2398, 3141, 3597, 3839, 6282, 7194, 7678, 10791, 11517, 11881, 21582, 23034, 23762, 34551, 35643, 38041, 69102, 71286, 76082, 106929, 114123, 130691, 213858, 228246, 261382, 342369, 392073, 418451, 684738, 784146, 836902, 1176219, 1255353, 2352438, 2510706, 3766059, 4146469, 7532118, 8292938, 12439407, 24878814, 37318221, 45611159, 74636442, 91222318, 136833477, 273666954, 410500431, 821000862]

約数ペア:

[(1, 821000862), (2, 410500431), (3, 273666954), (6, 136833477), (9, 91222318), (11, 74636442), (18, 45611159), (22, 37318221), (33, 24878814), (66, 12439407), (99, 8292938), (109, 7532118), (198, 4146469), (218, 3766059), (327, 2510706), (349, 2352438), (654, 1255353), (698, 1176219), (981, 836902), (1047, 784146), (1199, 684738), (1962, 418451), (2094, 392073), (2398, 342369), (3141, 261382), (3597, 228246), (3839, 213858), (6282, 130691), (7194, 114123), (7678, 106929), (10791, 76082), (11517, 71286), (11881, 69102), (21582, 38041), (23034, 35643), (23762, 34551)]