28790704

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:433

約数の個数: 40

約数和(自身を含む): 57371328

約数和(自身を除く): 28580624

約数列:

[1, 2, 4, 8, 16, 67, 107, 134, 214, 251, 268, 428, 502, 536, 856, 1004, 1072, 1712, 2008, 4016, 7169, 14338, 16817, 26857, 28676, 33634, 53714, 57352, 67268, 107428, 114704, 134536, 214856, 269072, 429712, 1799419, 3598838, 7197676, 14395352, 28790704]

約数ペア:

[(1, 28790704), (2, 14395352), (4, 7197676), (8, 3598838), (16, 1799419), (67, 429712), (107, 269072), (134, 214856), (214, 134536), (251, 114704), (268, 107428), (428, 67268), (502, 57352), (536, 53714), (856, 33634), (1004, 28676), (1072, 26857), (1712, 16817), (2008, 14338), (4016, 7169)]