71778294

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{7211}}^1$

素因数の和:7305

約数の個数: 48

約数和(自身を含む): 180011520

約数和(自身を除く): 108233226

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 3318, 4977, 7211, 9954, 14422, 21633, 43266, 50477, 64899, 100954, 129798, 151431, 302862, 454293, 569669, 908586, 1139338, 1709007, 3418014, 3987683, 5127021, 7975366, 10254042, 11963049, 23926098, 35889147, 71778294]

約数ペア:

[(1, 71778294), (2, 35889147), (3, 23926098), (6, 11963049), (7, 10254042), (9, 7975366), (14, 5127021), (18, 3987683), (21, 3418014), (42, 1709007), (63, 1139338), (79, 908586), (126, 569669), (158, 454293), (237, 302862), (474, 151431), (553, 129798), (711, 100954), (1106, 64899), (1422, 50477), (1659, 43266), (3318, 21633), (4977, 14422), (7211, 9954)]