72447999

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4751}}^1$

素因数の和:4807

約数の個数: 32

約数和(自身を含む): 114960384

約数和(自身を除く): 42512385

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 4751, 5083, 14253, 15249, 61763, 80767, 109273, 185289, 242301, 327819, 1049971, 1420549, 1857641, 3149913, 4261647, 5572923, 24149333, 72447999]

約数ペア:

[(1, 72447999), (3, 24149333), (13, 5572923), (17, 4261647), (23, 3149913), (39, 1857641), (51, 1420549), (69, 1049971), (221, 327819), (299, 242301), (391, 185289), (663, 109273), (897, 80767), (1173, 61763), (4751, 15249), (5083, 14253)]