25427493

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 47308800

約数和(自身を除く): 21881307

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 79, 91, 117, 131, 189, 237, 273, 351, 393, 553, 711, 819, 917, 1027, 1179, 1659, 1703, 2133, 2457, 2751, 3081, 3537, 4977, 5109, 7189, 8253, 9243, 10349, 11921, 14931, 15327, 21567, 24759, 27729, 31047, 35763, 45981, 64701, 72443, 93141, 107289, 134537, 194103, 217329, 279423, 321867, 403611, 651987, 941759, 1210833, 1955961, 2825277, 3632499, 8475831, 25427493]

約数ペア:

[(1, 25427493), (3, 8475831), (7, 3632499), (9, 2825277), (13, 1955961), (21, 1210833), (27, 941759), (39, 651987), (63, 403611), (79, 321867), (91, 279423), (117, 217329), (131, 194103), (189, 134537), (237, 107289), (273, 93141), (351, 72443), (393, 64701), (553, 45981), (711, 35763), (819, 31047), (917, 27729), (1027, 24759), (1179, 21567), (1659, 15327), (1703, 14931), (2133, 11921), (2457, 10349), (2751, 9243), (3081, 8253), (3537, 7189), (4977, 5109)]