1708371

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:173

約数の個数: 40

約数和(自身を含む): 3066624

約数和(自身を除く): 1358253

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 131, 161, 189, 207, 393, 483, 567, 621, 917, 1179, 1449, 1863, 2751, 3013, 3537, 4347, 8253, 9039, 10611, 13041, 21091, 24759, 27117, 63273, 74277, 81351, 189819, 244053, 569457, 1708371]

約数ペア:

[(1, 1708371), (3, 569457), (7, 244053), (9, 189819), (21, 81351), (23, 74277), (27, 63273), (63, 27117), (69, 24759), (81, 21091), (131, 13041), (161, 10611), (189, 9039), (207, 8253), (393, 4347), (483, 3537), (567, 3013), (621, 2751), (917, 1863), (1179, 1449)]