90881973

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{787}}^1$

素因数の和:863

約数の個数: 64

約数和(自身を含む): 169451520

約数和(自身を除く): 78569547

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 47, 63, 91, 117, 141, 189, 273, 329, 351, 423, 611, 787, 819, 987, 1269, 1833, 2361, 2457, 2961, 4277, 5499, 5509, 7083, 8883, 10231, 12831, 16497, 16527, 21249, 30693, 36989, 38493, 49581, 71617, 92079, 110967, 115479, 148743, 214851, 258923, 276237, 332901, 480857, 644553, 776769, 998703, 1442571, 1933659, 2330307, 3365999, 4327713, 6990921, 10097997, 12983139, 30293991, 90881973]

約数ペア:

[(1, 90881973), (3, 30293991), (7, 12983139), (9, 10097997), (13, 6990921), (21, 4327713), (27, 3365999), (39, 2330307), (47, 1933659), (63, 1442571), (91, 998703), (117, 776769), (141, 644553), (189, 480857), (273, 332901), (329, 276237), (351, 258923), (423, 214851), (611, 148743), (787, 115479), (819, 110967), (987, 92079), (1269, 71617), (1833, 49581), (2361, 38493), (2457, 36989), (2961, 30693), (4277, 21249), (5499, 16527), (5509, 16497), (7083, 12831), (8883, 10231)]