31403610

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{7121}}^1$

素因数の和:7148

約数の個数: 72

約数和(自身を含む): 94993236

約数和(自身を除く): 63589626

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 7121, 14242, 21363, 35605, 42726, 49847, 64089, 71210, 99694, 106815, 128178, 149541, 213630, 249235, 299082, 320445, 348929, 448623, 498470, 640890, 697858, 747705, 897246, 1046787, 1495410, 1744645, 2093574, 2243115, 3140361, 3489290, 4486230, 5233935, 6280722, 10467870, 15701805, 31403610]

約数ペア:

[(1, 31403610), (2, 15701805), (3, 10467870), (5, 6280722), (6, 5233935), (7, 4486230), (9, 3489290), (10, 3140361), (14, 2243115), (15, 2093574), (18, 1744645), (21, 1495410), (30, 1046787), (35, 897246), (42, 747705), (45, 697858), (49, 640890), (63, 498470), (70, 448623), (90, 348929), (98, 320445), (105, 299082), (126, 249235), (147, 213630), (210, 149541), (245, 128178), (294, 106815), (315, 99694), (441, 71210), (490, 64089), (630, 49847), (735, 42726), (882, 35605), (1470, 21363), (2205, 14242), (4410, 7121)]