28967463

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1087}}^1$

素因数の和:1153

約数の個数: 40

約数和(自身を含む): 50552832

約数和(自身を除く): 21585369

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 329, 423, 567, 987, 1087, 1269, 2961, 3261, 3807, 7609, 8883, 9783, 22827, 26649, 29349, 51089, 68481, 88047, 153267, 205443, 357623, 459801, 616329, 1072869, 1379403, 3218607, 4138209, 9655821, 28967463]

約数ペア:

[(1, 28967463), (3, 9655821), (7, 4138209), (9, 3218607), (21, 1379403), (27, 1072869), (47, 616329), (63, 459801), (81, 357623), (141, 205443), (189, 153267), (329, 88047), (423, 68481), (567, 51089), (987, 29349), (1087, 26649), (1269, 22827), (2961, 9783), (3261, 8883), (3807, 7609)]