201756478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1301}}^1$

素因数の和:1393

約数の個数: 64

約数和(自身を含む): 404974080

約数和(自身を除く): 203217602

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 53, 77, 106, 133, 154, 209, 266, 371, 418, 583, 742, 1007, 1166, 1301, 1463, 2014, 2602, 2926, 4081, 7049, 8162, 9107, 11077, 14098, 14311, 18214, 22154, 24719, 28622, 49438, 68953, 77539, 100177, 137906, 155078, 173033, 200354, 271909, 346066, 482671, 543818, 758483, 965342, 1310107, 1516966, 1903363, 2620214, 3806726, 5309381, 9170749, 10618762, 14411177, 18341498, 28822354, 100878239, 201756478]

約数ペア:

[(1, 201756478), (2, 100878239), (7, 28822354), (11, 18341498), (14, 14411177), (19, 10618762), (22, 9170749), (38, 5309381), (53, 3806726), (77, 2620214), (106, 1903363), (133, 1516966), (154, 1310107), (209, 965342), (266, 758483), (371, 543818), (418, 482671), (583, 346066), (742, 271909), (1007, 200354), (1166, 173033), (1301, 155078), (1463, 137906), (2014, 100177), (2602, 77539), (2926, 68953), (4081, 49438), (7049, 28622), (8162, 24719), (9107, 22154), (11077, 18214), (14098, 14311)]