207935505

素因数分解:

$3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 387045120

約数和(自身を除く): 179109615

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 79, 81, 97, 135, 201, 237, 291, 335, 395, 405, 485, 603, 711, 873, 1005, 1185, 1455, 1809, 2133, 2619, 3015, 3555, 4365, 5293, 5427, 6399, 6499, 7663, 7857, 9045, 10665, 13095, 15879, 19497, 22989, 26465, 27135, 31995, 32495, 38315, 39285, 47637, 58491, 68967, 79395, 97485, 114945, 142911, 175473, 206901, 238185, 292455, 344835, 428733, 513421, 526419, 620703, 714555, 877365, 1034505, 1540263, 2143665, 2567105, 2632095, 3103515, 4620789, 7701315, 13862367, 23103945, 41587101, 69311835, 207935505]

約数ペア:

[(1, 207935505), (3, 69311835), (5, 41587101), (9, 23103945), (15, 13862367), (27, 7701315), (45, 4620789), (67, 3103515), (79, 2632095), (81, 2567105), (97, 2143665), (135, 1540263), (201, 1034505), (237, 877365), (291, 714555), (335, 620703), (395, 526419), (405, 513421), (485, 428733), (603, 344835), (711, 292455), (873, 238185), (1005, 206901), (1185, 175473), (1455, 142911), (1809, 114945), (2133, 97485), (2619, 79395), (3015, 68967), (3555, 58491), (4365, 47637), (5293, 39285), (5427, 38315), (6399, 32495), (6499, 31995), (7663, 27135), (7857, 26465), (9045, 22989), (10665, 19497), (13095, 15879)]