87239229

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:290

約数の個数: 64

約数和(自身を含む): 152340480

約数和(自身を除く): 65101251

約数列:

[1, 3, 7, 11, 21, 33, 37, 59, 77, 111, 173, 177, 231, 259, 407, 413, 519, 649, 777, 1211, 1221, 1239, 1903, 1947, 2183, 2849, 3633, 4543, 5709, 6401, 6549, 8547, 10207, 13321, 13629, 15281, 19203, 24013, 30621, 39963, 44807, 45843, 70411, 71449, 72039, 112277, 134421, 168091, 211233, 214347, 336831, 377659, 492877, 504273, 785939, 1132977, 1478631, 2357817, 2643613, 4154249, 7930839, 12462747, 29079743, 87239229]

約数ペア:

[(1, 87239229), (3, 29079743), (7, 12462747), (11, 7930839), (21, 4154249), (33, 2643613), (37, 2357817), (59, 1478631), (77, 1132977), (111, 785939), (173, 504273), (177, 492877), (231, 377659), (259, 336831), (407, 214347), (413, 211233), (519, 168091), (649, 134421), (777, 112277), (1211, 72039), (1221, 71449), (1239, 70411), (1903, 45843), (1947, 44807), (2183, 39963), (2849, 30621), (3633, 24013), (4543, 19203), (5709, 15281), (6401, 13629), (6549, 13321), (8547, 10207)]