13013925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 23302080

約数和(自身を除く): 10288155

約数列:

[1, 3, 5, 15, 17, 25, 51, 59, 75, 85, 173, 177, 255, 295, 425, 519, 865, 885, 1003, 1275, 1475, 2595, 2941, 3009, 4325, 4425, 5015, 8823, 10207, 12975, 14705, 15045, 25075, 30621, 44115, 51035, 73525, 75225, 153105, 173519, 220575, 255175, 520557, 765525, 867595, 2602785, 4337975, 13013925]

約数ペア:

[(1, 13013925), (3, 4337975), (5, 2602785), (15, 867595), (17, 765525), (25, 520557), (51, 255175), (59, 220575), (75, 173519), (85, 153105), (173, 75225), (177, 73525), (255, 51035), (295, 44115), (425, 30621), (519, 25075), (865, 15045), (885, 14705), (1003, 12975), (1275, 10207), (1475, 8823), (2595, 5015), (2941, 4425), (3009, 4325)]