1994331458

素因数分解:

$2^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{313}}^1\times {\mathrm{823}}^1$

素因数の和:1231

約数の個数: 48

約数和(自身を含む): 3539508480

約数和(自身を除く): 1545177022

約数列:

[1, 2, 7, 14, 49, 79, 98, 158, 313, 553, 626, 823, 1106, 1646, 2191, 3871, 4382, 5761, 7742, 11522, 15337, 24727, 30674, 40327, 49454, 65017, 80654, 130034, 173089, 257599, 346178, 455119, 515198, 910238, 1211623, 1803193, 2423246, 3185833, 3606386, 6371666, 12622351, 20350321, 25244702, 40700642, 142452247, 284904494, 997165729, 1994331458]

約数ペア:

[(1, 1994331458), (2, 997165729), (7, 284904494), (14, 142452247), (49, 40700642), (79, 25244702), (98, 20350321), (158, 12622351), (313, 6371666), (553, 3606386), (626, 3185833), (823, 2423246), (1106, 1803193), (1646, 1211623), (2191, 910238), (3871, 515198), (4382, 455119), (5761, 346178), (7742, 257599), (11522, 173089), (15337, 130034), (24727, 80654), (30674, 65017), (40327, 49454)]