168174015

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{1021}}^1$

素因数の和:1247

約数の個数: 32

約数和(自身を含む): 274713600

約数和(自身を除く): 106539585

約数列:

[1, 3, 5, 15, 79, 139, 237, 395, 417, 695, 1021, 1185, 2085, 3063, 5105, 10981, 15315, 32943, 54905, 80659, 141919, 164715, 241977, 403295, 425757, 709595, 1209885, 2128785, 11211601, 33634803, 56058005, 168174015]

約数ペア:

[(1, 168174015), (3, 56058005), (5, 33634803), (15, 11211601), (79, 2128785), (139, 1209885), (237, 709595), (395, 425757), (417, 403295), (695, 241977), (1021, 164715), (1185, 141919), (2085, 80659), (3063, 54905), (5105, 32943), (10981, 15315)]