172637907

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^4\times {\mathrm{53}}^1$

素因数の和:137

約数の個数: 40

約数和(自身を含む): 268352784

約数和(自身を除く): 95714877

約数列:

[1, 3, 13, 17, 39, 51, 53, 159, 221, 289, 663, 689, 867, 901, 2067, 2703, 3757, 4913, 11271, 11713, 14739, 15317, 35139, 45951, 63869, 83521, 191607, 199121, 250563, 260389, 597363, 781167, 1085773, 3257319, 3385057, 4426613, 10155171, 13279839, 57545969, 172637907]

約数ペア:

[(1, 172637907), (3, 57545969), (13, 13279839), (17, 10155171), (39, 4426613), (51, 3385057), (53, 3257319), (159, 1085773), (221, 781167), (289, 597363), (663, 260389), (689, 250563), (867, 199121), (901, 191607), (2067, 83521), (2703, 63869), (3757, 45951), (4913, 35139), (11271, 15317), (11713, 14739)]