31834179

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 52276224

約数和(自身を除く): 20442045

約数列:

[1, 3, 9, 13, 31, 39, 67, 93, 117, 131, 201, 279, 393, 403, 603, 871, 1179, 1209, 1703, 2077, 2613, 3627, 4061, 5109, 6231, 7839, 8777, 12183, 15327, 18693, 26331, 27001, 36549, 52793, 78993, 81003, 114101, 158379, 243009, 272087, 342303, 475137, 816261, 1026909, 2448783, 3537131, 10611393, 31834179]

約数ペア:

[(1, 31834179), (3, 10611393), (9, 3537131), (13, 2448783), (31, 1026909), (39, 816261), (67, 475137), (93, 342303), (117, 272087), (131, 243009), (201, 158379), (279, 114101), (393, 81003), (403, 78993), (603, 52793), (871, 36549), (1179, 27001), (1209, 26331), (1703, 18693), (2077, 15327), (2613, 12183), (3627, 8777), (4061, 7839), (5109, 6231)]