7315672581

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{4801}}^1$

素因数の和:4919

約数の個数: 72

約数和(自身を含む): 12938662464

約数和(自身を除く): 5622989883

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 67, 133, 171, 201, 361, 399, 469, 603, 1083, 1197, 1273, 1407, 2527, 3249, 3819, 4221, 4801, 7581, 8911, 11457, 14403, 22743, 24187, 26733, 33607, 43209, 72561, 80199, 91219, 100821, 169309, 217683, 273657, 302463, 321667, 507927, 638533, 820971, 965001, 1523781, 1733161, 1915599, 2251669, 2895003, 5199483, 5746797, 6111673, 6755007, 12132127, 15598449, 18335019, 20265021, 36396381, 42781711, 55005057, 109189143, 116121787, 128345133, 348365361, 385035399, 812852509, 1045096083, 2438557527, 7315672581]

約数ペア:

[(1, 7315672581), (3, 2438557527), (7, 1045096083), (9, 812852509), (19, 385035399), (21, 348365361), (57, 128345133), (63, 116121787), (67, 109189143), (133, 55005057), (171, 42781711), (201, 36396381), (361, 20265021), (399, 18335019), (469, 15598449), (603, 12132127), (1083, 6755007), (1197, 6111673), (1273, 5746797), (1407, 5199483), (2527, 2895003), (3249, 2251669), (3819, 1915599), (4221, 1733161), (4801, 1523781), (7581, 965001), (8911, 820971), (11457, 638533), (14403, 507927), (22743, 321667), (24187, 302463), (26733, 273657), (33607, 217683), (43209, 169309), (72561, 100821), (80199, 91219)]