31071465

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 26989335

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 59, 83, 135, 141, 177, 235, 249, 295, 415, 423, 531, 705, 747, 885, 1245, 1269, 1593, 2115, 2241, 2655, 2773, 3735, 3901, 4897, 6345, 7965, 8319, 11205, 11703, 13865, 14691, 19505, 24485, 24957, 35109, 41595, 44073, 58515, 73455, 74871, 105327, 124785, 132219, 175545, 220365, 230159, 374355, 526635, 661095, 690477, 1150795, 2071431, 3452385, 6214293, 10357155, 31071465]

約数ペア:

[(1, 31071465), (3, 10357155), (5, 6214293), (9, 3452385), (15, 2071431), (27, 1150795), (45, 690477), (47, 661095), (59, 526635), (83, 374355), (135, 230159), (141, 220365), (177, 175545), (235, 132219), (249, 124785), (295, 105327), (415, 74871), (423, 73455), (531, 58515), (705, 44073), (747, 41595), (885, 35109), (1245, 24957), (1269, 24485), (1593, 19505), (2115, 14691), (2241, 13865), (2655, 11703), (2773, 11205), (3735, 8319), (3901, 7965), (4897, 6345)]