1217772010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{191173}}^1$

素因数の和:191207

約数の個数: 48

約数和(自身を含む): 2746023336

約数和(自身を除く): 1528251326

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 191173, 382346, 955865, 1338211, 1911730, 2485249, 2676422, 4970498, 6691055, 9367477, 12426245, 13382110, 17396743, 18734954, 24852490, 34793486, 46837385, 86983715, 93674770, 121777201, 173967430, 243554402, 608886005, 1217772010]

約数ペア:

[(1, 1217772010), (2, 608886005), (5, 243554402), (7, 173967430), (10, 121777201), (13, 93674770), (14, 86983715), (26, 46837385), (35, 34793486), (49, 24852490), (65, 18734954), (70, 17396743), (91, 13382110), (98, 12426245), (130, 9367477), (182, 6691055), (245, 4970498), (455, 2676422), (490, 2485249), (637, 1911730), (910, 1338211), (1274, 955865), (3185, 382346), (6370, 191173)]