660231

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:58

約数の個数: 48

約数和(自身を含む): 1223040

約数和(自身を除く): 562809

約数列:

[1, 3, 9, 11, 13, 19, 27, 33, 39, 57, 81, 99, 117, 143, 171, 209, 243, 247, 297, 351, 429, 513, 627, 741, 891, 1053, 1287, 1539, 1881, 2223, 2673, 2717, 3159, 3861, 4617, 5643, 6669, 8151, 11583, 16929, 20007, 24453, 34749, 50787, 60021, 73359, 220077, 660231]

約数ペア:

[(1, 660231), (3, 220077), (9, 73359), (11, 60021), (13, 50787), (19, 34749), (27, 24453), (33, 20007), (39, 16929), (57, 11583), (81, 8151), (99, 6669), (117, 5643), (143, 4617), (171, 3861), (209, 3159), (243, 2717), (247, 2673), (297, 2223), (351, 1881), (429, 1539), (513, 1287), (627, 1053), (741, 891)]