71435763

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{349}}^1$

素因数の和:406

約数の個数: 60

約数和(自身を含む): 129082800

約数和(自身を除く): 57647037

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 349, 361, 399, 513, 567, 1047, 1083, 1197, 1539, 2443, 2527, 3141, 3249, 3591, 6631, 7329, 7581, 9423, 9747, 10773, 19893, 21987, 22743, 28269, 29241, 46417, 59679, 65961, 68229, 125989, 139251, 179037, 197883, 204687, 377967, 417753, 537111, 881923, 1133901, 1253259, 2645769, 3401703, 3759777, 7937307, 10205109, 23811921, 71435763]

約数ペア:

[(1, 71435763), (3, 23811921), (7, 10205109), (9, 7937307), (19, 3759777), (21, 3401703), (27, 2645769), (57, 1253259), (63, 1133901), (81, 881923), (133, 537111), (171, 417753), (189, 377967), (349, 204687), (361, 197883), (399, 179037), (513, 139251), (567, 125989), (1047, 68229), (1083, 65961), (1197, 59679), (1539, 46417), (2443, 29241), (2527, 28269), (3141, 22743), (3249, 21987), (3591, 19893), (6631, 10773), (7329, 9747), (7581, 9423)]