201619473

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{6781}}^1$

素因数の和:6865

約数の個数: 32

約数和(自身を含む): 316420992

約数和(自身を除く): 114801519

約数列:

[1, 3, 11, 17, 33, 51, 53, 159, 187, 561, 583, 901, 1749, 2703, 6781, 9911, 20343, 29733, 74591, 115277, 223773, 345831, 359393, 1078179, 1268047, 3804141, 3953323, 6109681, 11859969, 18329043, 67206491, 201619473]

約数ペア:

[(1, 201619473), (3, 67206491), (11, 18329043), (17, 11859969), (33, 6109681), (51, 3953323), (53, 3804141), (159, 1268047), (187, 1078179), (561, 359393), (583, 345831), (901, 223773), (1749, 115277), (2703, 74591), (6781, 29733), (9911, 20343)]