1281442275

素因数分解:

$3^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{5701}}^1$

素因数の和:5763

約数の個数: 72

約数和(自身を含む): 2444971984

約数和(自身を除く): 1163529709

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 81, 111, 135, 185, 225, 243, 333, 405, 555, 675, 925, 999, 1215, 1665, 2025, 2775, 2997, 4995, 5701, 6075, 8325, 8991, 14985, 17103, 24975, 28505, 44955, 51309, 74925, 85515, 142525, 153927, 210937, 224775, 256545, 427575, 461781, 632811, 769635, 1054685, 1282725, 1385343, 1898433, 2308905, 3164055, 3848175, 5273425, 5695299, 6926715, 9492165, 11544525, 15820275, 17085897, 28476495, 34633575, 47460825, 51257691, 85429485, 142382475, 256288455, 427147425, 1281442275]

約数ペア:

[(1, 1281442275), (3, 427147425), (5, 256288455), (9, 142382475), (15, 85429485), (25, 51257691), (27, 47460825), (37, 34633575), (45, 28476495), (75, 17085897), (81, 15820275), (111, 11544525), (135, 9492165), (185, 6926715), (225, 5695299), (243, 5273425), (333, 3848175), (405, 3164055), (555, 2308905), (675, 1898433), (925, 1385343), (999, 1282725), (1215, 1054685), (1665, 769635), (2025, 632811), (2775, 461781), (2997, 427575), (4995, 256545), (5701, 224775), (6075, 210937), (8325, 153927), (8991, 142525), (14985, 85515), (17103, 74925), (24975, 51309), (28505, 44955)]