78974127

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1097}}^1$

素因数の和:1543

約数の個数: 24

約数和(自身を含む): 120472560

約数和(自身を除く): 41498433

約数列:

[1, 3, 9, 19, 57, 171, 421, 1097, 1263, 3291, 3789, 7999, 9873, 20843, 23997, 62529, 71991, 187587, 461837, 1385511, 4156533, 8774903, 26324709, 78974127]

約数ペア:

[(1, 78974127), (3, 26324709), (9, 8774903), (19, 4156533), (57, 1385511), (171, 461837), (421, 187587), (1097, 71991), (1263, 62529), (3291, 23997), (3789, 20843), (7999, 9873)]