201665391

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 286848000

約数和(自身を除く): 85182609

約数列:

[1, 3, 29, 47, 87, 141, 149, 331, 447, 993, 1363, 4089, 4321, 7003, 9599, 12963, 15557, 21009, 28797, 46671, 49319, 147957, 203087, 451153, 609261, 1353459, 1430251, 2317993, 4290753, 6953979, 67221797, 201665391]

約数ペア:

[(1, 201665391), (3, 67221797), (29, 6953979), (47, 4290753), (87, 2317993), (141, 1430251), (149, 1353459), (331, 609261), (447, 451153), (993, 203087), (1363, 147957), (4089, 49319), (4321, 46671), (7003, 28797), (9599, 21009), (12963, 15557)]