51491596

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 54

約数和(自身を含む): 103468932

約数和(自身を除く): 51977336

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 211, 247, 338, 361, 422, 494, 676, 722, 844, 988, 1444, 2743, 3211, 4009, 4693, 5486, 6422, 8018, 9386, 10972, 12844, 16036, 18772, 35659, 52117, 61009, 71318, 76171, 104234, 122018, 142636, 152342, 208468, 244036, 304684, 677521, 990223, 1355042, 1980446, 2710084, 3960892, 12872899, 25745798, 51491596]

約数ペア:

[(1, 51491596), (2, 25745798), (4, 12872899), (13, 3960892), (19, 2710084), (26, 1980446), (38, 1355042), (52, 990223), (76, 677521), (169, 304684), (211, 244036), (247, 208468), (338, 152342), (361, 142636), (422, 122018), (494, 104234), (676, 76171), (722, 71318), (844, 61009), (988, 52117), (1444, 35659), (2743, 18772), (3211, 16036), (4009, 12844), (4693, 10972), (5486, 9386), (6422, 8018)]