156777678421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{677}}^1\times {\mathrm{887}}^1$

素因数の和:1754

約数の個数: 64

約数和(自身を含む): 204990750720

約数和(自身を除く): 48213072299

約数列:

[1, 7, 13, 19, 91, 133, 151, 247, 677, 887, 1057, 1729, 1963, 2869, 4739, 6209, 8801, 11531, 12863, 13741, 16853, 20083, 37297, 61607, 80717, 90041, 102227, 117971, 133937, 167219, 219089, 261079, 600499, 715589, 937559, 1170533, 1328951, 1533623, 1741181, 1942313, 2544803, 4203493, 7806487, 9302657, 11409481, 12188267, 13596191, 17813621, 25250069, 33082439, 54645409, 79866367, 90675349, 148323253, 176750483, 231577073, 634727443, 1038262771, 1178779537, 1722831631, 8251456759, 12059821417, 22396811203, 156777678421]

約数ペア:

[(1, 156777678421), (7, 22396811203), (13, 12059821417), (19, 8251456759), (91, 1722831631), (133, 1178779537), (151, 1038262771), (247, 634727443), (677, 231577073), (887, 176750483), (1057, 148323253), (1729, 90675349), (1963, 79866367), (2869, 54645409), (4739, 33082439), (6209, 25250069), (8801, 17813621), (11531, 13596191), (12863, 12188267), (13741, 11409481), (16853, 9302657), (20083, 7806487), (37297, 4203493), (61607, 2544803), (80717, 1942313), (90041, 1741181), (102227, 1533623), (117971, 1328951), (133937, 1170533), (167219, 937559), (219089, 715589), (261079, 600499)]