201941285

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 313098240

約数和(自身を除く): 111156955

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 103, 139, 155, 217, 403, 455, 515, 695, 721, 973, 1085, 1339, 1807, 2015, 2821, 3193, 3605, 4309, 4865, 6695, 9035, 9373, 12649, 14105, 14317, 15965, 21545, 22351, 30163, 41509, 46865, 56017, 63245, 71585, 100219, 111755, 150815, 186121, 207545, 280085, 290563, 392119, 443827, 501095, 930605, 1302847, 1452815, 1960595, 2219135, 3106789, 5769751, 6514235, 15533945, 28848755, 40388257, 201941285]

約数ペア:

[(1, 201941285), (5, 40388257), (7, 28848755), (13, 15533945), (31, 6514235), (35, 5769751), (65, 3106789), (91, 2219135), (103, 1960595), (139, 1452815), (155, 1302847), (217, 930605), (403, 501095), (455, 443827), (515, 392119), (695, 290563), (721, 280085), (973, 207545), (1085, 186121), (1339, 150815), (1807, 111755), (2015, 100219), (2821, 71585), (3193, 63245), (3605, 56017), (4309, 46865), (4865, 41509), (6695, 30163), (9035, 22351), (9373, 21545), (12649, 15965), (14105, 14317)]