81441936

素因数分解:

$2^4\times 3^5\times {\mathrm{20947}}^1$

素因数の和:20970

約数の個数: 60

約数和(自身を含む): 236377232

約数和(自身を除く): 154935296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 20947, 41894, 62841, 83788, 125682, 167576, 188523, 251364, 335152, 377046, 502728, 565569, 754092, 1005456, 1131138, 1508184, 1696707, 2262276, 3016368, 3393414, 4524552, 5090121, 6786828, 9049104, 10180242, 13573656, 20360484, 27147312, 40720968, 81441936]

約数ペア:

[(1, 81441936), (2, 40720968), (3, 27147312), (4, 20360484), (6, 13573656), (8, 10180242), (9, 9049104), (12, 6786828), (16, 5090121), (18, 4524552), (24, 3393414), (27, 3016368), (36, 2262276), (48, 1696707), (54, 1508184), (72, 1131138), (81, 1005456), (108, 754092), (144, 565569), (162, 502728), (216, 377046), (243, 335152), (324, 251364), (432, 188523), (486, 167576), (648, 125682), (972, 83788), (1296, 62841), (1944, 41894), (3888, 20947)]