647333037

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{6977}}^1$

素因数の和:7070

約数の個数: 36

約数和(自身を含む): 1029241044

約数和(自身を除く): 381908007

約数列:

[1, 3, 9, 13, 39, 61, 117, 169, 183, 507, 549, 793, 1521, 2379, 6977, 7137, 10309, 20931, 30927, 62793, 90701, 92781, 272103, 425597, 816309, 1179113, 1276791, 3537339, 3830373, 5532761, 10612017, 16598283, 49794849, 71925893, 215777679, 647333037]

約数ペア:

[(1, 647333037), (3, 215777679), (9, 71925893), (13, 49794849), (39, 16598283), (61, 10612017), (117, 5532761), (169, 3830373), (183, 3537339), (507, 1276791), (549, 1179113), (793, 816309), (1521, 425597), (2379, 272103), (6977, 92781), (7137, 90701), (10309, 62793), (20931, 30927)]