172132371

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{577}}^1$

素因数の和:745

約数の個数: 40

約数和(自身を含む): 268561920

約数和(自身を除く): 96429549

約数列:

[1, 3, 9, 27, 29, 81, 87, 127, 261, 381, 577, 783, 1143, 1731, 2349, 3429, 3683, 5193, 10287, 11049, 15579, 16733, 33147, 46737, 50199, 73279, 99441, 150597, 219837, 298323, 451791, 659511, 1355373, 1978533, 2125091, 5935599, 6375273, 19125819, 57377457, 172132371]

約数ペア:

[(1, 172132371), (3, 57377457), (9, 19125819), (27, 6375273), (29, 5935599), (81, 2125091), (87, 1978533), (127, 1355373), (261, 659511), (381, 451791), (577, 298323), (783, 219837), (1143, 150597), (1731, 99441), (2349, 73279), (3429, 50199), (3683, 46737), (5193, 33147), (10287, 16733), (11049, 15579)]