40207839

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{67}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 67486464

約数和(自身を除く): 27278625

約数列:

[1, 3, 7, 17, 21, 41, 51, 67, 119, 123, 201, 287, 357, 469, 697, 861, 1139, 1407, 1681, 2091, 2747, 3417, 4879, 5043, 7973, 8241, 11767, 14637, 19229, 23919, 28577, 35301, 46699, 57687, 85731, 112627, 140097, 200039, 326893, 337881, 600117, 788389, 980679, 1914659, 2365167, 5743977, 13402613, 40207839]

約数ペア:

[(1, 40207839), (3, 13402613), (7, 5743977), (17, 2365167), (21, 1914659), (41, 980679), (51, 788389), (67, 600117), (119, 337881), (123, 326893), (201, 200039), (287, 140097), (357, 112627), (469, 85731), (697, 57687), (861, 46699), (1139, 35301), (1407, 28577), (1681, 23919), (2091, 19229), (2747, 14637), (3417, 11767), (4879, 8241), (5043, 7973)]