28270048

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:515

約数の個数: 48

約数和(自身を含む): 59485104

約数和(自身を除く): 31215056

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 157, 272, 314, 331, 544, 628, 662, 1256, 1324, 2512, 2648, 2669, 5024, 5296, 5338, 5627, 10592, 10676, 11254, 21352, 22508, 42704, 45016, 51967, 85408, 90032, 103934, 180064, 207868, 415736, 831472, 883439, 1662944, 1766878, 3533756, 7067512, 14135024, 28270048]

約数ペア:

[(1, 28270048), (2, 14135024), (4, 7067512), (8, 3533756), (16, 1766878), (17, 1662944), (32, 883439), (34, 831472), (68, 415736), (136, 207868), (157, 180064), (272, 103934), (314, 90032), (331, 85408), (544, 51967), (628, 45016), (662, 42704), (1256, 22508), (1324, 21352), (2512, 11254), (2648, 10676), (2669, 10592), (5024, 5627), (5296, 5338)]