28694888

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 55234560

約数和(自身を除く): 26539672

約数列:

[1, 2, 4, 8, 61, 122, 127, 244, 254, 463, 488, 508, 926, 1016, 1852, 3704, 7747, 15494, 28243, 30988, 56486, 58801, 61976, 112972, 117602, 225944, 235204, 470408, 3586861, 7173722, 14347444, 28694888]

約数ペア:

[(1, 28694888), (2, 14347444), (4, 7173722), (8, 3586861), (61, 470408), (122, 235204), (127, 225944), (244, 117602), (254, 112972), (463, 61976), (488, 58801), (508, 56486), (926, 30988), (1016, 28243), (1852, 15494), (3704, 7747)]