121245147

素因数分解:

$3^3\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 183159360

約数和(自身を除く): 61914213

約数列:

[1, 3, 9, 27, 101, 173, 257, 303, 519, 771, 909, 1557, 2313, 2727, 4671, 6939, 17473, 25957, 44461, 52419, 77871, 133383, 157257, 233613, 400149, 471771, 700839, 1200447, 4490561, 13471683, 40415049, 121245147]

約数ペア:

[(1, 121245147), (3, 40415049), (9, 13471683), (27, 4490561), (101, 1200447), (173, 700839), (257, 471771), (303, 400149), (519, 233613), (771, 157257), (909, 133383), (1557, 77871), (2313, 52419), (2727, 44461), (4671, 25957), (6939, 17473)]