219025612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 421116192

約数和(自身を除く): 202090580

約数列:

[1, 2, 4, 13, 26, 52, 97, 173, 194, 251, 346, 388, 502, 692, 1004, 1261, 2249, 2522, 3263, 4498, 5044, 6526, 8996, 13052, 16781, 24347, 33562, 43423, 48694, 67124, 86846, 97388, 173692, 218153, 316511, 436306, 564499, 633022, 872612, 1128998, 1266044, 2257996, 4212031, 8424062, 16848124, 54756403, 109512806, 219025612]

約数ペア:

[(1, 219025612), (2, 109512806), (4, 54756403), (13, 16848124), (26, 8424062), (52, 4212031), (97, 2257996), (173, 1266044), (194, 1128998), (251, 872612), (346, 633022), (388, 564499), (502, 436306), (692, 316511), (1004, 218153), (1261, 173692), (2249, 97388), (2522, 86846), (3263, 67124), (4498, 48694), (5044, 43423), (6526, 33562), (8996, 24347), (13052, 16781)]