645033172

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{433}}^1\times {\mathrm{641}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 1310666112

約数和(自身を除く): 665632940

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 433, 581, 641, 866, 1162, 1282, 1732, 2324, 2564, 3031, 4487, 6062, 8974, 12124, 17948, 35939, 53203, 71878, 106406, 143756, 212812, 251573, 277553, 372421, 503146, 555106, 744842, 1006292, 1110212, 1489684, 1942871, 3885742, 7771484, 23036899, 46073798, 92147596, 161258293, 322516586, 645033172]

約数ペア:

[(1, 645033172), (2, 322516586), (4, 161258293), (7, 92147596), (14, 46073798), (28, 23036899), (83, 7771484), (166, 3885742), (332, 1942871), (433, 1489684), (581, 1110212), (641, 1006292), (866, 744842), (1162, 555106), (1282, 503146), (1732, 372421), (2324, 277553), (2564, 251573), (3031, 212812), (4487, 143756), (6062, 106406), (8974, 71878), (12124, 53203), (17948, 35939)]