168145215

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{13457}}^1$

素因数の和:13496

約数の個数: 48

約数和(自身を含む): 331389792

約数和(自身を除く): 163244577

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4165, 12495, 13457, 40371, 67285, 94199, 201855, 228769, 282597, 470995, 659393, 686307, 1143845, 1412985, 1601383, 1978179, 3296965, 3431535, 4804149, 8006915, 9890895, 11209681, 24020745, 33629043, 56048405, 168145215]

約数ペア:

[(1, 168145215), (3, 56048405), (5, 33629043), (7, 24020745), (15, 11209681), (17, 9890895), (21, 8006915), (35, 4804149), (49, 3431535), (51, 3296965), (85, 1978179), (105, 1601383), (119, 1412985), (147, 1143845), (245, 686307), (255, 659393), (357, 470995), (595, 282597), (735, 228769), (833, 201855), (1785, 94199), (2499, 67285), (4165, 40371), (12495, 13457)]