1971295911

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{5189}}^1$

素因数の和:5416

約数の個数: 48

約数和(自身を含む): 3264468480

約数和(自身を除く): 1293172569

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 191, 221, 573, 663, 1719, 1989, 2483, 3247, 5189, 7449, 9741, 15567, 22347, 29223, 42211, 46701, 67457, 88213, 126633, 202371, 264639, 379899, 607113, 793917, 991099, 1146769, 2973297, 3440307, 8919891, 10320921, 12884287, 16848683, 38652861, 50546049, 115958583, 151638147, 219032879, 657098637, 1971295911]

約数ペア:

[(1, 1971295911), (3, 657098637), (9, 219032879), (13, 151638147), (17, 115958583), (39, 50546049), (51, 38652861), (117, 16848683), (153, 12884287), (191, 10320921), (221, 8919891), (573, 3440307), (663, 2973297), (1719, 1146769), (1989, 991099), (2483, 793917), (3247, 607113), (5189, 379899), (7449, 264639), (9741, 202371), (15567, 126633), (22347, 88213), (29223, 67457), (42211, 46701)]