38490431

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:109

約数の個数: 40

約数和(自身を含む): 50821344

約数和(自身を除く): 12330913

約数列:

[1, 7, 17, 23, 41, 49, 119, 161, 287, 343, 391, 697, 833, 943, 1127, 2009, 2401, 2737, 4879, 5831, 6601, 7889, 14063, 16031, 19159, 34153, 40817, 46207, 55223, 98441, 112217, 134113, 239071, 323449, 785519, 938791, 1673497, 2264143, 5498633, 38490431]

約数ペア:

[(1, 38490431), (7, 5498633), (17, 2264143), (23, 1673497), (41, 938791), (49, 785519), (119, 323449), (161, 239071), (287, 134113), (343, 112217), (391, 98441), (697, 55223), (833, 46207), (943, 40817), (1127, 34153), (2009, 19159), (2401, 16031), (2737, 14063), (4879, 7889), (5831, 6601)]