227973315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{1223}}^1$

素因数の和:1308

約数の個数: 48

約数和(自身を含む): 396811008

約数和(自身を除く): 168837693

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 289, 645, 731, 867, 1223, 1445, 2193, 3655, 3669, 4335, 6115, 10965, 12427, 18345, 20791, 37281, 52589, 62135, 62373, 103955, 157767, 186405, 262945, 311865, 353447, 788835, 894013, 1060341, 1767235, 2682039, 4470065, 5301705, 13410195, 15198221, 45594663, 75991105, 227973315]

約数ペア:

[(1, 227973315), (3, 75991105), (5, 45594663), (15, 15198221), (17, 13410195), (43, 5301705), (51, 4470065), (85, 2682039), (129, 1767235), (215, 1060341), (255, 894013), (289, 788835), (645, 353447), (731, 311865), (867, 262945), (1223, 186405), (1445, 157767), (2193, 103955), (3655, 62373), (3669, 62135), (4335, 52589), (6115, 37281), (10965, 20791), (12427, 18345)]