81416634

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:575

約数の個数: 64

約数和(自身を含む): 186399360

約数和(自身を除く): 104982726

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 137, 247, 274, 401, 411, 494, 741, 802, 822, 1203, 1482, 1781, 2406, 2603, 3562, 5206, 5213, 5343, 7619, 7809, 10426, 10686, 15238, 15618, 15639, 22857, 31278, 33839, 45714, 54937, 67678, 99047, 101517, 109874, 164811, 198094, 203034, 297141, 329622, 594282, 714181, 1043803, 1428362, 2087606, 2142543, 3131409, 4285086, 6262818, 13569439, 27138878, 40708317, 81416634]

約数ペア:

[(1, 81416634), (2, 40708317), (3, 27138878), (6, 13569439), (13, 6262818), (19, 4285086), (26, 3131409), (38, 2142543), (39, 2087606), (57, 1428362), (78, 1043803), (114, 714181), (137, 594282), (247, 329622), (274, 297141), (401, 203034), (411, 198094), (494, 164811), (741, 109874), (802, 101517), (822, 99047), (1203, 67678), (1482, 54937), (1781, 45714), (2406, 33839), (2603, 31278), (3562, 22857), (5206, 15639), (5213, 15618), (5343, 15238), (7619, 10686), (7809, 10426)]