207922455

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2557}}^1$

素因数の和:2720

約数の個数: 48

約数和(自身を含む): 391067040

約数和(自身を除く): 183144585

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 139, 195, 417, 585, 695, 1251, 1807, 2085, 2557, 5421, 6255, 7671, 9035, 12785, 16263, 23013, 27105, 33241, 38355, 81315, 99723, 115065, 166205, 299169, 355423, 498615, 1066269, 1495845, 1777115, 3198807, 4620499, 5331345, 13861497, 15994035, 23102495, 41584491, 69307485, 207922455]

約数ペア:

[(1, 207922455), (3, 69307485), (5, 41584491), (9, 23102495), (13, 15994035), (15, 13861497), (39, 5331345), (45, 4620499), (65, 3198807), (117, 1777115), (139, 1495845), (195, 1066269), (417, 498615), (585, 355423), (695, 299169), (1251, 166205), (1807, 115065), (2085, 99723), (2557, 81315), (5421, 38355), (6255, 33241), (7671, 27105), (9035, 23013), (12785, 16263)]