88770915

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 161740800

約数和(自身を除く): 72969885

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 199, 207, 345, 431, 597, 995, 1035, 1293, 1791, 2155, 2985, 3879, 4577, 6465, 8955, 9913, 13731, 19395, 22885, 29739, 41193, 49565, 68655, 85769, 89217, 148695, 205965, 257307, 428845, 446085, 771921, 1286535, 1972687, 3859605, 5918061, 9863435, 17754183, 29590305, 88770915]

約数ペア:

[(1, 88770915), (3, 29590305), (5, 17754183), (9, 9863435), (15, 5918061), (23, 3859605), (45, 1972687), (69, 1286535), (115, 771921), (199, 446085), (207, 428845), (345, 257307), (431, 205965), (597, 148695), (995, 89217), (1035, 85769), (1293, 68655), (1791, 49565), (2155, 41193), (2985, 29739), (3879, 22885), (4577, 19395), (6465, 13731), (8955, 9913)]