216860378

素因数分解:

$2^1\times 7^3\times {\mathrm{97}}^1\times {\mathrm{3259}}^1$

素因数の和:3379

約数の個数: 32

約数和(自身を含む): 383376000

約数和(自身を除く): 166515622

約数列:

[1, 2, 7, 14, 49, 97, 98, 194, 343, 679, 686, 1358, 3259, 4753, 6518, 9506, 22813, 33271, 45626, 66542, 159691, 316123, 319382, 632246, 1117837, 2212861, 2235674, 4425722, 15490027, 30980054, 108430189, 216860378]

約数ペア:

[(1, 216860378), (2, 108430189), (7, 30980054), (14, 15490027), (49, 4425722), (97, 2235674), (98, 2212861), (194, 1117837), (343, 632246), (679, 319382), (686, 316123), (1358, 159691), (3259, 66542), (4753, 45626), (6518, 33271), (9506, 22813)]