17971569273

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1\times {\mathrm{1289}}^1$

素因数の和:1822

約数の個数: 64

約数和(自身を含む): 29265868800

約数和(自身を除く): 11294299527

約数列:

[1, 3, 7, 19, 21, 57, 83, 133, 249, 399, 421, 581, 1263, 1289, 1577, 1743, 2947, 3867, 4731, 7999, 8841, 9023, 11039, 23997, 24491, 27069, 33117, 34943, 55993, 73473, 104829, 106987, 167979, 171437, 244601, 320961, 514311, 542669, 663917, 733803, 748909, 1628007, 1991751, 2032753, 2246727, 3798683, 4647419, 6098259, 10310711, 11396049, 13942257, 14229271, 30932133, 42687813, 45041527, 72174977, 135124581, 216524931, 315290689, 855789013, 945872067, 2567367039, 5990523091, 17971569273]

約数ペア:

[(1, 17971569273), (3, 5990523091), (7, 2567367039), (19, 945872067), (21, 855789013), (57, 315290689), (83, 216524931), (133, 135124581), (249, 72174977), (399, 45041527), (421, 42687813), (581, 30932133), (1263, 14229271), (1289, 13942257), (1577, 11396049), (1743, 10310711), (2947, 6098259), (3867, 4647419), (4731, 3798683), (7999, 2246727), (8841, 2032753), (9023, 1991751), (11039, 1628007), (23997, 748909), (24491, 733803), (27069, 663917), (33117, 542669), (34943, 514311), (55993, 320961), (73473, 244601), (104829, 171437), (106987, 167979)]