140904621

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 248353560

約数和(自身を除く): 107448939

約数列:

[1, 3, 9, 11, 13, 33, 37, 39, 99, 111, 117, 121, 143, 269, 333, 363, 407, 429, 481, 807, 1089, 1221, 1287, 1443, 1573, 2421, 2959, 3497, 3663, 4329, 4477, 4719, 5291, 8877, 9953, 10491, 13431, 14157, 15873, 26631, 29859, 31473, 32549, 38467, 40293, 47619, 58201, 89577, 97647, 109483, 115401, 129389, 174603, 292941, 328449, 346203, 388167, 423137, 523809, 985347, 1164501, 1204313, 1269411, 1423279, 3612939, 3808233, 4269837, 10838817, 12809511, 15656069, 46968207, 140904621]

約数ペア:

[(1, 140904621), (3, 46968207), (9, 15656069), (11, 12809511), (13, 10838817), (33, 4269837), (37, 3808233), (39, 3612939), (99, 1423279), (111, 1269411), (117, 1204313), (121, 1164501), (143, 985347), (269, 523809), (333, 423137), (363, 388167), (407, 346203), (429, 328449), (481, 292941), (807, 174603), (1089, 129389), (1221, 115401), (1287, 109483), (1443, 97647), (1573, 89577), (2421, 58201), (2959, 47619), (3497, 40293), (3663, 38467), (4329, 32549), (4477, 31473), (4719, 29859), (5291, 26631), (8877, 15873), (9953, 14157), (10491, 13431)]