15959025

素因数分解:

$3^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 30873024

約数和(自身を除く): 14913999

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 71, 75, 81, 111, 135, 185, 213, 225, 243, 333, 355, 405, 555, 639, 675, 925, 999, 1065, 1215, 1665, 1775, 1917, 2025, 2627, 2775, 2997, 3195, 4995, 5325, 5751, 6075, 7881, 8325, 8991, 9585, 13135, 14985, 15975, 17253, 23643, 24975, 28755, 39405, 44955, 47925, 65675, 70929, 74925, 86265, 118215, 143775, 197025, 212787, 224775, 354645, 431325, 591075, 638361, 1063935, 1773225, 3191805, 5319675, 15959025]

約数ペア:

[(1, 15959025), (3, 5319675), (5, 3191805), (9, 1773225), (15, 1063935), (25, 638361), (27, 591075), (37, 431325), (45, 354645), (71, 224775), (75, 212787), (81, 197025), (111, 143775), (135, 118215), (185, 86265), (213, 74925), (225, 70929), (243, 65675), (333, 47925), (355, 44955), (405, 39405), (555, 28755), (639, 24975), (675, 23643), (925, 17253), (999, 15975), (1065, 14985), (1215, 13135), (1665, 9585), (1775, 8991), (1917, 8325), (2025, 7881), (2627, 6075), (2775, 5751), (2997, 5325), (3195, 4995)]