398809544

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:283

約数の個数: 128

約数和(自身を含む): 945561600

約数和(自身を除く): 546752056

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 62, 76, 107, 113, 124, 133, 152, 214, 217, 226, 248, 266, 428, 434, 452, 532, 589, 749, 791, 856, 868, 904, 1064, 1178, 1498, 1582, 1736, 2033, 2147, 2356, 2996, 3164, 3317, 3503, 4066, 4123, 4294, 4712, 5992, 6328, 6634, 7006, 8132, 8246, 8588, 12091, 13268, 14012, 14231, 15029, 16264, 16492, 17176, 23219, 24182, 24521, 26536, 28024, 28462, 30058, 32984, 46438, 48364, 49042, 56924, 60116, 63023, 66557, 84637, 92876, 96728, 98084, 113848, 120232, 126046, 133114, 169274, 185752, 196168, 229729, 252092, 266228, 338548, 374821, 441161, 459458, 465899, 504184, 532456, 677096, 749642, 882322, 918916, 931798, 1499284, 1608103, 1764644, 1837832, 1863596, 2623747, 2998568, 3216206, 3529288, 3727192, 5247494, 6432412, 7121599, 10494988, 12864824, 14243198, 20989976, 28486396, 49851193, 56972792, 99702386, 199404772, 398809544]

約数ペア:

[(1, 398809544), (2, 199404772), (4, 99702386), (7, 56972792), (8, 49851193), (14, 28486396), (19, 20989976), (28, 14243198), (31, 12864824), (38, 10494988), (56, 7121599), (62, 6432412), (76, 5247494), (107, 3727192), (113, 3529288), (124, 3216206), (133, 2998568), (152, 2623747), (214, 1863596), (217, 1837832), (226, 1764644), (248, 1608103), (266, 1499284), (428, 931798), (434, 918916), (452, 882322), (532, 749642), (589, 677096), (749, 532456), (791, 504184), (856, 465899), (868, 459458), (904, 441161), (1064, 374821), (1178, 338548), (1498, 266228), (1582, 252092), (1736, 229729), (2033, 196168), (2147, 185752), (2356, 169274), (2996, 133114), (3164, 126046), (3317, 120232), (3503, 113848), (4066, 98084), (4123, 96728), (4294, 92876), (4712, 84637), (5992, 66557), (6328, 63023), (6634, 60116), (7006, 56924), (8132, 49042), (8246, 48364), (8588, 46438), (12091, 32984), (13268, 30058), (14012, 28462), (14231, 28024), (15029, 26536), (16264, 24521), (16492, 24182), (17176, 23219)]