29995191

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 48825504

約数和(自身を除く): 18830313

約数列:

[1, 3, 9, 17, 27, 51, 53, 81, 137, 153, 159, 243, 411, 459, 477, 901, 1233, 1377, 1431, 2329, 2703, 3699, 4131, 4293, 6987, 7261, 8109, 11097, 12879, 20961, 21783, 24327, 33291, 62883, 65349, 72981, 123437, 188649, 196047, 218943, 370311, 565947, 588141, 1110933, 1764423, 3332799, 9998397, 29995191]

約数ペア:

[(1, 29995191), (3, 9998397), (9, 3332799), (17, 1764423), (27, 1110933), (51, 588141), (53, 565947), (81, 370311), (137, 218943), (153, 196047), (159, 188649), (243, 123437), (411, 72981), (459, 65349), (477, 62883), (901, 33291), (1233, 24327), (1377, 21783), (1431, 20961), (2329, 12879), (2703, 11097), (3699, 8109), (4131, 7261), (4293, 6987)]