259538424

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{883}}^1$

素因数の和:1260

約数の個数: 64

約数和(自身を含む): 669152640

約数和(自身を除く): 409614216

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 331, 444, 662, 883, 888, 993, 1324, 1766, 1986, 2648, 2649, 3532, 3972, 5298, 7064, 7944, 10596, 12247, 21192, 24494, 32671, 36741, 48988, 65342, 73482, 97976, 98013, 130684, 146964, 196026, 261368, 292273, 293928, 392052, 584546, 784104, 876819, 1169092, 1753638, 2338184, 3507276, 7014552, 10814101, 21628202, 32442303, 43256404, 64884606, 86512808, 129769212, 259538424]

約数ペア:

[(1, 259538424), (2, 129769212), (3, 86512808), (4, 64884606), (6, 43256404), (8, 32442303), (12, 21628202), (24, 10814101), (37, 7014552), (74, 3507276), (111, 2338184), (148, 1753638), (222, 1169092), (296, 876819), (331, 784104), (444, 584546), (662, 392052), (883, 293928), (888, 292273), (993, 261368), (1324, 196026), (1766, 146964), (1986, 130684), (2648, 98013), (2649, 97976), (3532, 73482), (3972, 65342), (5298, 48988), (7064, 36741), (7944, 32671), (10596, 24494), (12247, 21192)]