87428835

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1665

約数の個数: 64

約数和(自身を含む): 172892160

約数和(自身を除く): 85463325

約数列:

[1, 3, 5, 9, 13, 15, 27, 31, 39, 45, 65, 93, 117, 135, 155, 195, 279, 351, 403, 465, 585, 837, 1209, 1395, 1607, 1755, 2015, 3627, 4185, 4821, 6045, 8035, 10881, 14463, 18135, 20891, 24105, 43389, 49817, 54405, 62673, 72315, 104455, 149451, 188019, 216945, 249085, 313365, 448353, 564057, 647621, 747255, 940095, 1345059, 1942863, 2241765, 2820285, 3238105, 5828589, 6725295, 9714315, 17485767, 29142945, 87428835]

約数ペア:

[(1, 87428835), (3, 29142945), (5, 17485767), (9, 9714315), (13, 6725295), (15, 5828589), (27, 3238105), (31, 2820285), (39, 2241765), (45, 1942863), (65, 1345059), (93, 940095), (117, 747255), (135, 647621), (155, 564057), (195, 448353), (279, 313365), (351, 249085), (403, 216945), (465, 188019), (585, 149451), (837, 104455), (1209, 72315), (1395, 62673), (1607, 54405), (1755, 49817), (2015, 43389), (3627, 24105), (4185, 20891), (4821, 18135), (6045, 14463), (8035, 10881)]