215947494

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:426

約数の個数: 96

約数和(自身を含む): 549918720

約数和(自身を除く): 333971226

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 101, 126, 142, 202, 213, 239, 303, 426, 478, 497, 606, 639, 707, 717, 909, 994, 1278, 1414, 1434, 1491, 1673, 1818, 2121, 2151, 2982, 3346, 4242, 4302, 4473, 5019, 6363, 7171, 8946, 10038, 12726, 14342, 15057, 16969, 21513, 24139, 30114, 33938, 43026, 48278, 50197, 50907, 64539, 72417, 100394, 101814, 118783, 129078, 144834, 150591, 152721, 168973, 217251, 237566, 301182, 305442, 337946, 356349, 434502, 451773, 506919, 712698, 903546, 1013838, 1069047, 1520757, 1713869, 2138094, 3041514, 3427738, 5141607, 10283214, 11997083, 15424821, 23994166, 30849642, 35991249, 71982498, 107973747, 215947494]

約数ペア:

[(1, 215947494), (2, 107973747), (3, 71982498), (6, 35991249), (7, 30849642), (9, 23994166), (14, 15424821), (18, 11997083), (21, 10283214), (42, 5141607), (63, 3427738), (71, 3041514), (101, 2138094), (126, 1713869), (142, 1520757), (202, 1069047), (213, 1013838), (239, 903546), (303, 712698), (426, 506919), (478, 451773), (497, 434502), (606, 356349), (639, 337946), (707, 305442), (717, 301182), (909, 237566), (994, 217251), (1278, 168973), (1414, 152721), (1434, 150591), (1491, 144834), (1673, 129078), (1818, 118783), (2121, 101814), (2151, 100394), (2982, 72417), (3346, 64539), (4242, 50907), (4302, 50197), (4473, 48278), (5019, 43026), (6363, 33938), (7171, 30114), (8946, 24139), (10038, 21513), (12726, 16969), (14342, 15057)]