219148983

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1087}}^1$

素因数の和:1249

約数の個数: 40

約数和(自身を含む): 347550720

約数和(自身を除く): 128401737

約数列:

[1, 3, 9, 19, 27, 57, 81, 131, 171, 393, 513, 1087, 1179, 1539, 2489, 3261, 3537, 7467, 9783, 10611, 20653, 22401, 29349, 61959, 67203, 88047, 142397, 185877, 201609, 427191, 557631, 1281573, 1672893, 2705543, 3844719, 8116629, 11534157, 24349887, 73049661, 219148983]

約数ペア:

[(1, 219148983), (3, 73049661), (9, 24349887), (19, 11534157), (27, 8116629), (57, 3844719), (81, 2705543), (131, 1672893), (171, 1281573), (393, 557631), (513, 427191), (1087, 201609), (1179, 185877), (1539, 142397), (2489, 88047), (3261, 67203), (3537, 61959), (7467, 29349), (9783, 22401), (10611, 20653)]