120978882

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 266717880

約数和(自身を除く): 145738998

約数列:

[1, 2, 3, 6, 9, 18, 109, 197, 218, 313, 327, 394, 591, 626, 654, 939, 981, 1182, 1773, 1878, 1962, 2817, 3546, 5634, 21473, 34117, 42946, 61661, 64419, 68234, 102351, 123322, 128838, 184983, 193257, 204702, 307053, 369966, 386514, 554949, 614106, 1109898, 6721049, 13442098, 20163147, 40326294, 60489441, 120978882]

約数ペア:

[(1, 120978882), (2, 60489441), (3, 40326294), (6, 20163147), (9, 13442098), (18, 6721049), (109, 1109898), (197, 614106), (218, 554949), (313, 386514), (327, 369966), (394, 307053), (591, 204702), (626, 193257), (654, 184983), (939, 128838), (981, 123322), (1182, 102351), (1773, 68234), (1878, 64419), (1962, 61661), (2817, 42946), (3546, 34117), (5634, 21473)]