78216983

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 90773760

約数和(自身を除く): 12556777

約数列:

[1, 13, 17, 109, 191, 221, 289, 1417, 1853, 2483, 3247, 3757, 20819, 24089, 31501, 42211, 55199, 270647, 353923, 409513, 717587, 4600999, 6016691, 78216983]

約数ペア:

[(1, 78216983), (13, 6016691), (17, 4600999), (109, 717587), (191, 409513), (221, 353923), (289, 270647), (1417, 55199), (1853, 42211), (2483, 31501), (3247, 24089), (3757, 20819)]