47427525

素因数分解:

$3^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 90903904

約数和(自身を除く): 43476379

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 81, 111, 135, 185, 211, 225, 243, 333, 405, 555, 633, 675, 925, 999, 1055, 1215, 1665, 1899, 2025, 2775, 2997, 3165, 4995, 5275, 5697, 6075, 7807, 8325, 8991, 9495, 14985, 15825, 17091, 23421, 24975, 28485, 39035, 44955, 47475, 51273, 70263, 74925, 85455, 117105, 142425, 195175, 210789, 224775, 256365, 351315, 427275, 585525, 632367, 1053945, 1281825, 1756575, 1897101, 3161835, 5269725, 9485505, 15809175, 47427525]

約数ペア:

[(1, 47427525), (3, 15809175), (5, 9485505), (9, 5269725), (15, 3161835), (25, 1897101), (27, 1756575), (37, 1281825), (45, 1053945), (75, 632367), (81, 585525), (111, 427275), (135, 351315), (185, 256365), (211, 224775), (225, 210789), (243, 195175), (333, 142425), (405, 117105), (555, 85455), (633, 74925), (675, 70263), (925, 51273), (999, 47475), (1055, 44955), (1215, 39035), (1665, 28485), (1899, 24975), (2025, 23421), (2775, 17091), (2997, 15825), (3165, 14985), (4995, 9495), (5275, 8991), (5697, 8325), (6075, 7807)]