642407248

素因数分解:

$2^4\times 7^2\times {\mathrm{137}}^1\times {\mathrm{5981}}^1$

素因数の和:6140

約数の個数: 60

約数和(自身を含む): 1458686772

約数和(自身を除く): 816279524

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 137, 196, 274, 392, 548, 784, 959, 1096, 1918, 2192, 3836, 5981, 6713, 7672, 11962, 13426, 15344, 23924, 26852, 41867, 47848, 53704, 83734, 95696, 107408, 167468, 293069, 334936, 586138, 669872, 819397, 1172276, 1638794, 2344552, 3277588, 4689104, 5735779, 6555176, 11471558, 13110352, 22943116, 40150453, 45886232, 80300906, 91772464, 160601812, 321203624, 642407248]

約数ペア:

[(1, 642407248), (2, 321203624), (4, 160601812), (7, 91772464), (8, 80300906), (14, 45886232), (16, 40150453), (28, 22943116), (49, 13110352), (56, 11471558), (98, 6555176), (112, 5735779), (137, 4689104), (196, 3277588), (274, 2344552), (392, 1638794), (548, 1172276), (784, 819397), (959, 669872), (1096, 586138), (1918, 334936), (2192, 293069), (3836, 167468), (5981, 107408), (6713, 95696), (7672, 83734), (11962, 53704), (13426, 47848), (15344, 41867), (23924, 26852)]