9899253

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 80

約数和(自身を含む): 19514880

約数和(自身を除く): 9615627

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 39, 51, 63, 79, 81, 91, 117, 119, 153, 189, 221, 237, 273, 351, 357, 459, 553, 567, 663, 711, 819, 1027, 1053, 1071, 1343, 1377, 1547, 1659, 1989, 2133, 2457, 3081, 3213, 4029, 4641, 4977, 5967, 6399, 7189, 7371, 9243, 9401, 9639, 12087, 13923, 14931, 17459, 17901, 21567, 27729, 28203, 36261, 41769, 44793, 52377, 64701, 83187, 84609, 108783, 122213, 125307, 157131, 194103, 253827, 366639, 471393, 582309, 761481, 1099917, 1414179, 3299751, 9899253]

約数ペア:

[(1, 9899253), (3, 3299751), (7, 1414179), (9, 1099917), (13, 761481), (17, 582309), (21, 471393), (27, 366639), (39, 253827), (51, 194103), (63, 157131), (79, 125307), (81, 122213), (91, 108783), (117, 84609), (119, 83187), (153, 64701), (189, 52377), (221, 44793), (237, 41769), (273, 36261), (351, 28203), (357, 27729), (459, 21567), (553, 17901), (567, 17459), (663, 14931), (711, 13923), (819, 12087), (1027, 9639), (1053, 9401), (1071, 9243), (1343, 7371), (1377, 7189), (1547, 6399), (1659, 5967), (1989, 4977), (2133, 4641), (2457, 4029), (3081, 3213)]