809885979

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^2\times {\mathrm{1231}}^1$

素因数の和:1365

約数の個数: 48

約数和(自身を含む): 1396003840

約数和(自身を除く): 586117861

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 413, 531, 1231, 1239, 1593, 3481, 3693, 3717, 8617, 10443, 11079, 11151, 24367, 25851, 31329, 33237, 72629, 73101, 77553, 93987, 217887, 219303, 232659, 508403, 653661, 657909, 1525209, 1960983, 4285111, 4575627, 12855333, 13726881, 29995777, 38565999, 89987331, 115697997, 269961993, 809885979]

約数ペア:

[(1, 809885979), (3, 269961993), (7, 115697997), (9, 89987331), (21, 38565999), (27, 29995777), (59, 13726881), (63, 12855333), (177, 4575627), (189, 4285111), (413, 1960983), (531, 1525209), (1231, 657909), (1239, 653661), (1593, 508403), (3481, 232659), (3693, 219303), (3717, 217887), (8617, 93987), (10443, 77553), (11079, 73101), (11151, 72629), (24367, 33237), (25851, 31329)]