81136728

素因数分解:

$2^3\times 3^5\times {\mathrm{41737}}^1$

素因数の和:41758

約数の個数: 48

約数和(自身を含む): 227889480

約数和(自身を除く): 146752752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 41737, 83474, 125211, 166948, 250422, 333896, 375633, 500844, 751266, 1001688, 1126899, 1502532, 2253798, 3005064, 3380697, 4507596, 6761394, 9015192, 10142091, 13522788, 20284182, 27045576, 40568364, 81136728]

約数ペア:

[(1, 81136728), (2, 40568364), (3, 27045576), (4, 20284182), (6, 13522788), (8, 10142091), (9, 9015192), (12, 6761394), (18, 4507596), (24, 3380697), (27, 3005064), (36, 2253798), (54, 1502532), (72, 1126899), (81, 1001688), (108, 751266), (162, 500844), (216, 375633), (243, 333896), (324, 250422), (486, 166948), (648, 125211), (972, 83474), (1944, 41737)]