16898355

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 64

約数和(自身を含む): 31933440

約数和(自身を除く): 15035085

約数列:

[1, 3, 5, 9, 15, 27, 41, 43, 45, 71, 123, 129, 135, 205, 213, 215, 355, 369, 387, 615, 639, 645, 1065, 1107, 1161, 1763, 1845, 1917, 1935, 2911, 3053, 3195, 5289, 5535, 5805, 8733, 8815, 9159, 9585, 14555, 15265, 15867, 26199, 26445, 27477, 43665, 45795, 47601, 78597, 79335, 82431, 125173, 130995, 137385, 238005, 375519, 392985, 412155, 625865, 1126557, 1877595, 3379671, 5632785, 16898355]

約数ペア:

[(1, 16898355), (3, 5632785), (5, 3379671), (9, 1877595), (15, 1126557), (27, 625865), (41, 412155), (43, 392985), (45, 375519), (71, 238005), (123, 137385), (129, 130995), (135, 125173), (205, 82431), (213, 79335), (215, 78597), (355, 47601), (369, 45795), (387, 43665), (615, 27477), (639, 26445), (645, 26199), (1065, 15867), (1107, 15265), (1161, 14555), (1763, 9585), (1845, 9159), (1917, 8815), (1935, 8733), (2911, 5805), (3053, 5535), (3195, 5289)]