304885077

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 495677952

約数和(自身を除く): 190792875

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 307, 361, 393, 399, 917, 921, 1083, 2149, 2489, 2527, 2751, 5833, 6447, 7467, 7581, 17423, 17499, 40217, 40831, 47291, 52269, 110827, 120651, 122493, 141873, 281519, 331037, 332481, 764123, 775789, 844557, 993111, 2292369, 2327367, 5348861, 14518337, 16046583, 43555011, 101628359, 304885077]

約数ペア:

[(1, 304885077), (3, 101628359), (7, 43555011), (19, 16046583), (21, 14518337), (57, 5348861), (131, 2327367), (133, 2292369), (307, 993111), (361, 844557), (393, 775789), (399, 764123), (917, 332481), (921, 331037), (1083, 281519), (2149, 141873), (2489, 122493), (2527, 120651), (2751, 110827), (5833, 52269), (6447, 47291), (7467, 40831), (7581, 40217), (17423, 17499)]