4023747

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3$

素因数の和:77

約数の個数: 48

約数和(自身を含む): 7600320

約数和(自身を除く): 3576573

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 289, 357, 663, 819, 867, 1071, 1547, 1989, 2023, 2601, 3757, 4641, 4913, 6069, 11271, 13923, 14739, 18207, 26299, 33813, 34391, 44217, 63869, 78897, 103173, 191607, 236691, 309519, 447083, 574821, 1341249, 4023747]

約数ペア:

[(1, 4023747), (3, 1341249), (7, 574821), (9, 447083), (13, 309519), (17, 236691), (21, 191607), (39, 103173), (51, 78897), (63, 63869), (91, 44217), (117, 34391), (119, 33813), (153, 26299), (221, 18207), (273, 14739), (289, 13923), (357, 11271), (663, 6069), (819, 4913), (867, 4641), (1071, 3757), (1547, 2601), (1989, 2023)]