245840238

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{28277}}^1$

素因数の和:28318

約数の個数: 64

約数和(自身を含む): 651525120

約数和(自身を除く): 405684882

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 126, 138, 161, 189, 207, 322, 378, 414, 483, 621, 966, 1242, 1449, 2898, 4347, 8694, 28277, 56554, 84831, 169662, 197939, 254493, 395878, 508986, 593817, 650371, 763479, 1187634, 1300742, 1526958, 1781451, 1951113, 3562902, 3902226, 4552597, 5344353, 5853339, 9105194, 10688706, 11706678, 13657791, 17560017, 27315582, 35120034, 40973373, 81946746, 122920119, 245840238]

約数ペア:

[(1, 245840238), (2, 122920119), (3, 81946746), (6, 40973373), (7, 35120034), (9, 27315582), (14, 17560017), (18, 13657791), (21, 11706678), (23, 10688706), (27, 9105194), (42, 5853339), (46, 5344353), (54, 4552597), (63, 3902226), (69, 3562902), (126, 1951113), (138, 1781451), (161, 1526958), (189, 1300742), (207, 1187634), (322, 763479), (378, 650371), (414, 593817), (483, 508986), (621, 395878), (966, 254493), (1242, 197939), (1449, 169662), (2898, 84831), (4347, 56554), (8694, 28277)]