321003774

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{195973}}^1$

素因数の和:196001

約数の個数: 48

約数和(自身を含む): 856014432

約数和(自身を除く): 535010658

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 195973, 391946, 587919, 1175838, 1371811, 1763757, 2547649, 2743622, 3527514, 4115433, 5095298, 7642947, 8230866, 12346299, 15285894, 17833543, 22928841, 24692598, 35667086, 45857682, 53500629, 107001258, 160501887, 321003774]

約数ペア:

[(1, 321003774), (2, 160501887), (3, 107001258), (6, 53500629), (7, 45857682), (9, 35667086), (13, 24692598), (14, 22928841), (18, 17833543), (21, 15285894), (26, 12346299), (39, 8230866), (42, 7642947), (63, 5095298), (78, 4115433), (91, 3527514), (117, 2743622), (126, 2547649), (182, 1763757), (234, 1371811), (273, 1175838), (546, 587919), (819, 391946), (1638, 195973)]