311908311

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 560589120

約数和(自身を除く): 248680809

約数列:

[1, 3, 9, 11, 13, 29, 33, 39, 61, 87, 99, 117, 137, 143, 183, 261, 319, 377, 411, 429, 549, 671, 793, 957, 1131, 1233, 1287, 1507, 1769, 1781, 2013, 2379, 2871, 3393, 3973, 4147, 4521, 5307, 5343, 6039, 7137, 8357, 8723, 11919, 12441, 13563, 15921, 16029, 19459, 19591, 22997, 25071, 26169, 35757, 37323, 43703, 51649, 58377, 58773, 68991, 75213, 78507, 91927, 108641, 131109, 154947, 175131, 176319, 206973, 242353, 252967, 275781, 325923, 393327, 464841, 568139, 727059, 758901, 827343, 977769, 1195051, 1704417, 2181177, 2276703, 2665883, 3150589, 3585153, 5113251, 7997649, 9451767, 10755459, 23992947, 28355301, 34656479, 103969437, 311908311]

約数ペア:

[(1, 311908311), (3, 103969437), (9, 34656479), (11, 28355301), (13, 23992947), (29, 10755459), (33, 9451767), (39, 7997649), (61, 5113251), (87, 3585153), (99, 3150589), (117, 2665883), (137, 2276703), (143, 2181177), (183, 1704417), (261, 1195051), (319, 977769), (377, 827343), (411, 758901), (429, 727059), (549, 568139), (671, 464841), (793, 393327), (957, 325923), (1131, 275781), (1233, 252967), (1287, 242353), (1507, 206973), (1769, 176319), (1781, 175131), (2013, 154947), (2379, 131109), (2871, 108641), (3393, 91927), (3973, 78507), (4147, 75213), (4521, 68991), (5307, 58773), (5343, 58377), (6039, 51649), (7137, 43703), (8357, 37323), (8723, 35757), (11919, 26169), (12441, 25071), (13563, 22997), (15921, 19591), (16029, 19459)]