201759519

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 325721088

約数和(自身を除く): 123961569

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 101, 131, 221, 299, 303, 391, 393, 663, 897, 1173, 1313, 1703, 1717, 2227, 2323, 3013, 3939, 5083, 5109, 5151, 6681, 6969, 9039, 13231, 15249, 22321, 28951, 30199, 39169, 39491, 39693, 51221, 66963, 86853, 90597, 117507, 118473, 153663, 172003, 224927, 304313, 513383, 516009, 665873, 674781, 912939, 1540149, 1997619, 2924051, 3956069, 5173321, 8772153, 11868207, 15519963, 67253173, 201759519]

約数ペア:

[(1, 201759519), (3, 67253173), (13, 15519963), (17, 11868207), (23, 8772153), (39, 5173321), (51, 3956069), (69, 2924051), (101, 1997619), (131, 1540149), (221, 912939), (299, 674781), (303, 665873), (391, 516009), (393, 513383), (663, 304313), (897, 224927), (1173, 172003), (1313, 153663), (1703, 118473), (1717, 117507), (2227, 90597), (2323, 86853), (3013, 66963), (3939, 51221), (5083, 39693), (5109, 39491), (5151, 39169), (6681, 30199), (6969, 28951), (9039, 22321), (13231, 15249)]