25252902

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:389

約数の個数: 48

約数和(自身を含む): 56387760

約数和(自身を除く): 31134858

約数列:

[1, 2, 3, 6, 9, 18, 61, 109, 122, 183, 211, 218, 327, 366, 422, 549, 633, 654, 981, 1098, 1266, 1899, 1962, 3798, 6649, 12871, 13298, 19947, 22999, 25742, 38613, 39894, 45998, 59841, 68997, 77226, 115839, 119682, 137994, 206991, 231678, 413982, 1402939, 2805878, 4208817, 8417634, 12626451, 25252902]

約数ペア:

[(1, 25252902), (2, 12626451), (3, 8417634), (6, 4208817), (9, 2805878), (18, 1402939), (61, 413982), (109, 231678), (122, 206991), (183, 137994), (211, 119682), (218, 115839), (327, 77226), (366, 68997), (422, 59841), (549, 45998), (633, 39894), (654, 38613), (981, 25742), (1098, 22999), (1266, 19947), (1899, 13298), (1962, 12871), (3798, 6649)]