27780584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 62596800

約数和(自身を除く): 34816216

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 221, 247, 323, 442, 494, 646, 827, 884, 988, 1292, 1654, 1768, 1976, 2584, 3308, 4199, 6616, 8398, 10751, 14059, 15713, 16796, 21502, 28118, 31426, 33592, 43004, 56236, 62852, 86008, 112472, 125704, 182767, 204269, 267121, 365534, 408538, 534242, 731068, 817076, 1068484, 1462136, 1634152, 2136968, 3472573, 6945146, 13890292, 27780584]

約数ペア:

[(1, 27780584), (2, 13890292), (4, 6945146), (8, 3472573), (13, 2136968), (17, 1634152), (19, 1462136), (26, 1068484), (34, 817076), (38, 731068), (52, 534242), (68, 408538), (76, 365534), (104, 267121), (136, 204269), (152, 182767), (221, 125704), (247, 112472), (323, 86008), (442, 62852), (494, 56236), (646, 43004), (827, 33592), (884, 31426), (988, 28118), (1292, 21502), (1654, 16796), (1768, 15713), (1976, 14059), (2584, 10751), (3308, 8398), (4199, 6616)]